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[gnuastro-commits] master aa029b0: Updated copyright year to 2019 and im


From: Mohammad Akhlaghi
Subject: [gnuastro-commits] master aa029b0: Updated copyright year to 2019 and imported updated bootstrap script
Date: Wed, 2 Jan 2019 11:22:04 -0500 (EST)

branch: master
commit aa029b0eac32170dc0e71ce8ff1b00303caf37bf
Author: Mohammad Akhlaghi <address@hidden>
Commit: Mohammad Akhlaghi <address@hidden>

    Updated copyright year to 2019 and imported updated bootstrap script
    
    All the copyright years in the comments of the files, in the source code
    and also in the book were updated to 2019.
    
    Also, the bootstrap script (copied from Gnulib) was updated to its most
    recent version.
---
 Makefile.am                                 |  2 +-
 bin/TEMPLATE/Makefile.am                    |  2 +-
 bin/TEMPLATE/TEMPLATE.c                     |  2 +-
 bin/TEMPLATE/TEMPLATE.h                     |  2 +-
 bin/TEMPLATE/args.h                         |  2 +-
 bin/TEMPLATE/authors-cite.h                 |  2 +-
 bin/TEMPLATE/main.c                         |  2 +-
 bin/TEMPLATE/main.h                         |  2 +-
 bin/TEMPLATE/ui.c                           |  2 +-
 bin/TEMPLATE/ui.h                           |  2 +-
 bin/arithmetic/Makefile.am                  |  2 +-
 bin/arithmetic/args.h                       |  2 +-
 bin/arithmetic/arithmetic.c                 |  2 +-
 bin/arithmetic/arithmetic.h                 |  2 +-
 bin/arithmetic/authors-cite.h               |  2 +-
 bin/arithmetic/main.c                       |  2 +-
 bin/arithmetic/main.h                       |  2 +-
 bin/arithmetic/operands.c                   |  2 +-
 bin/arithmetic/operands.h                   |  2 +-
 bin/arithmetic/ui.c                         |  2 +-
 bin/arithmetic/ui.h                         |  2 +-
 bin/buildprog/Makefile.am                   |  2 +-
 bin/buildprog/args.h                        |  2 +-
 bin/buildprog/authors-cite.h                |  2 +-
 bin/buildprog/buildprog.c                   |  2 +-
 bin/buildprog/buildprog.h                   |  2 +-
 bin/buildprog/main.c                        |  2 +-
 bin/buildprog/main.h                        |  2 +-
 bin/buildprog/ui.c                          |  2 +-
 bin/buildprog/ui.h                          |  2 +-
 bin/convertt/Makefile.am                    |  2 +-
 bin/convertt/args.h                         |  2 +-
 bin/convertt/authors-cite.h                 |  2 +-
 bin/convertt/color.c                        |  2 +-
 bin/convertt/color.h                        |  2 +-
 bin/convertt/convertt.c                     |  2 +-
 bin/convertt/convertt.h                     |  2 +-
 bin/convertt/main.c                         |  2 +-
 bin/convertt/main.h                         |  2 +-
 bin/convertt/ui.c                           |  2 +-
 bin/convertt/ui.h                           |  2 +-
 bin/convolve/Makefile.am                    |  2 +-
 bin/convolve/args.h                         |  2 +-
 bin/convolve/authors-cite.h                 |  2 +-
 bin/convolve/convolve.c                     |  2 +-
 bin/convolve/convolve.h                     |  2 +-
 bin/convolve/main.c                         |  2 +-
 bin/convolve/main.h                         |  2 +-
 bin/convolve/ui.c                           |  2 +-
 bin/convolve/ui.h                           |  2 +-
 bin/cosmiccal/Makefile.am                   |  2 +-
 bin/cosmiccal/args.h                        |  2 +-
 bin/cosmiccal/authors-cite.h                |  2 +-
 bin/cosmiccal/cosmiccal.c                   |  2 +-
 bin/cosmiccal/cosmiccal.h                   |  2 +-
 bin/cosmiccal/main.c                        |  2 +-
 bin/cosmiccal/main.h                        |  2 +-
 bin/cosmiccal/ui.c                          |  2 +-
 bin/cosmiccal/ui.h                          |  2 +-
 bin/crop/Makefile.am                        |  2 +-
 bin/crop/args.h                             |  2 +-
 bin/crop/authors-cite.h                     |  2 +-
 bin/crop/crop.c                             |  2 +-
 bin/crop/crop.h                             |  2 +-
 bin/crop/main.c                             |  2 +-
 bin/crop/main.h                             |  2 +-
 bin/crop/onecrop.c                          |  2 +-
 bin/crop/onecrop.h                          |  2 +-
 bin/crop/ui.c                               |  2 +-
 bin/crop/ui.h                               |  2 +-
 bin/crop/wcsmode.c                          |  2 +-
 bin/crop/wcsmode.h                          |  2 +-
 bin/fits/Makefile.am                        |  2 +-
 bin/fits/args.h                             |  2 +-
 bin/fits/authors-cite.h                     |  2 +-
 bin/fits/extension.c                        |  2 +-
 bin/fits/extension.h                        |  2 +-
 bin/fits/fits.c                             |  2 +-
 bin/fits/fits.h                             |  2 +-
 bin/fits/keywords.c                         |  2 +-
 bin/fits/keywords.h                         |  2 +-
 bin/fits/main.c                             |  2 +-
 bin/fits/main.h                             |  2 +-
 bin/fits/ui.c                               |  2 +-
 bin/fits/ui.h                               |  2 +-
 bin/match/Makefile.am                       |  2 +-
 bin/match/args.h                            |  2 +-
 bin/match/authors-cite.h                    |  2 +-
 bin/match/main.c                            |  2 +-
 bin/match/main.h                            |  2 +-
 bin/match/match.c                           |  2 +-
 bin/match/match.h                           |  2 +-
 bin/match/ui.c                              |  2 +-
 bin/match/ui.h                              |  2 +-
 bin/mkcatalog/Makefile.am                   |  2 +-
 bin/mkcatalog/args.h                        |  2 +-
 bin/mkcatalog/authors-cite.h                |  2 +-
 bin/mkcatalog/columns.c                     |  2 +-
 bin/mkcatalog/columns.h                     |  2 +-
 bin/mkcatalog/main.c                        |  2 +-
 bin/mkcatalog/main.h                        |  2 +-
 bin/mkcatalog/mkcatalog.c                   |  2 +-
 bin/mkcatalog/mkcatalog.h                   |  2 +-
 bin/mkcatalog/parse.c                       |  2 +-
 bin/mkcatalog/parse.h                       |  2 +-
 bin/mkcatalog/ui.c                          |  2 +-
 bin/mkcatalog/ui.h                          |  2 +-
 bin/mkcatalog/upperlimit.c                  |  2 +-
 bin/mkcatalog/upperlimit.h                  |  2 +-
 bin/mknoise/Makefile.am                     |  2 +-
 bin/mknoise/args.h                          |  2 +-
 bin/mknoise/authors-cite.h                  |  2 +-
 bin/mknoise/main.c                          |  2 +-
 bin/mknoise/main.h                          |  2 +-
 bin/mknoise/mknoise.c                       |  2 +-
 bin/mknoise/mknoise.h                       |  2 +-
 bin/mknoise/ui.c                            |  2 +-
 bin/mknoise/ui.h                            |  2 +-
 bin/mkprof/Makefile.am                      |  2 +-
 bin/mkprof/args.h                           |  2 +-
 bin/mkprof/authors-cite.h                   |  2 +-
 bin/mkprof/main.c                           |  2 +-
 bin/mkprof/main.h                           |  2 +-
 bin/mkprof/mkprof.c                         |  2 +-
 bin/mkprof/mkprof.h                         |  2 +-
 bin/mkprof/oneprofile.c                     |  2 +-
 bin/mkprof/oneprofile.h                     |  2 +-
 bin/mkprof/profiles.c                       |  2 +-
 bin/mkprof/profiles.h                       |  2 +-
 bin/mkprof/ui.c                             |  2 +-
 bin/mkprof/ui.h                             |  2 +-
 bin/noisechisel/Makefile.am                 |  2 +-
 bin/noisechisel/args.h                      |  2 +-
 bin/noisechisel/authors-cite.h              |  2 +-
 bin/noisechisel/detection.c                 |  2 +-
 bin/noisechisel/detection.h                 |  2 +-
 bin/noisechisel/kernel-2d.h                 |  2 +-
 bin/noisechisel/main.c                      |  2 +-
 bin/noisechisel/main.h                      |  2 +-
 bin/noisechisel/noisechisel.c               |  2 +-
 bin/noisechisel/noisechisel.h               |  2 +-
 bin/noisechisel/sky.c                       |  2 +-
 bin/noisechisel/sky.h                       |  2 +-
 bin/noisechisel/threshold.c                 |  2 +-
 bin/noisechisel/threshold.h                 |  2 +-
 bin/noisechisel/ui.c                        |  2 +-
 bin/noisechisel/ui.h                        |  2 +-
 bin/segment/Makefile.am                     |  2 +-
 bin/segment/args.h                          |  2 +-
 bin/segment/authors-cite.h                  |  2 +-
 bin/segment/clumps.c                        |  2 +-
 bin/segment/clumps.h                        |  2 +-
 bin/segment/kernel-2d.h                     |  2 +-
 bin/segment/main.c                          |  2 +-
 bin/segment/main.h                          |  2 +-
 bin/segment/segment.c                       |  2 +-
 bin/segment/segment.h                       |  2 +-
 bin/segment/ui.c                            |  2 +-
 bin/segment/ui.h                            |  2 +-
 bin/statistics/Makefile.am                  |  2 +-
 bin/statistics/args.h                       |  2 +-
 bin/statistics/authors-cite.h               |  2 +-
 bin/statistics/main.c                       |  2 +-
 bin/statistics/main.h                       |  2 +-
 bin/statistics/sky.c                        |  2 +-
 bin/statistics/sky.h                        |  2 +-
 bin/statistics/statistics.c                 |  2 +-
 bin/statistics/statistics.h                 |  2 +-
 bin/statistics/ui.c                         |  2 +-
 bin/statistics/ui.h                         |  2 +-
 bin/table/Makefile.am                       |  2 +-
 bin/table/args.h                            |  2 +-
 bin/table/authors-cite.h                    |  2 +-
 bin/table/main.c                            |  2 +-
 bin/table/main.h                            |  2 +-
 bin/table/table.c                           |  2 +-
 bin/table/table.h                           |  2 +-
 bin/table/ui.c                              |  2 +-
 bin/table/ui.h                              |  2 +-
 bin/warp/Makefile.am                        |  2 +-
 bin/warp/args.h                             |  2 +-
 bin/warp/authors-cite.h                     |  2 +-
 bin/warp/main.c                             |  2 +-
 bin/warp/main.h                             |  2 +-
 bin/warp/ui.c                               |  2 +-
 bin/warp/ui.h                               |  2 +-
 bin/warp/warp.c                             |  2 +-
 bin/warp/warp.h                             |  2 +-
 bootstrap                                   | 27 ++++++++++-----------------
 bootstrap.conf                              |  2 +-
 configure.ac                                |  2 +-
 developer-build                             |  2 +-
 doc/Makefile.am                             |  2 +-
 doc/fonts.css                               |  2 +-
 doc/forwebpage                              |  2 +-
 doc/genauthors                              |  2 +-
 doc/gnuastro.texi                           |  2 +-
 doc/plotsrc/Makefile                        |  2 +-
 doc/plotsrc/all.tex                         |  2 +-
 doc/plotsrc/conversions.sh                  |  2 +-
 doc/plotsrc/tex/flatplane.tex               |  2 +-
 doc/plotsrc/tex/iandtime.tex                |  2 +-
 doc/plotsrc/tex/samplingfreq.tex            |  2 +-
 doc/plotsrc/tex/sphereandplane.tex          |  2 +-
 doc/style.css                               |  2 +-
 genauthors                                  |  2 +-
 lib/Makefile.am                             |  2 +-
 lib/arithmetic-and.c                        |  2 +-
 lib/arithmetic-bitand.c                     |  2 +-
 lib/arithmetic-bitlsh.c                     |  2 +-
 lib/arithmetic-bitor.c                      |  2 +-
 lib/arithmetic-bitrsh.c                     |  2 +-
 lib/arithmetic-bitxor.c                     |  2 +-
 lib/arithmetic-divide.c                     |  2 +-
 lib/arithmetic-eq.c                         |  2 +-
 lib/arithmetic-ge.c                         |  2 +-
 lib/arithmetic-gt.c                         |  2 +-
 lib/arithmetic-le.c                         |  2 +-
 lib/arithmetic-lt.c                         |  2 +-
 lib/arithmetic-minus.c                      |  2 +-
 lib/arithmetic-modulo.c                     |  2 +-
 lib/arithmetic-multiply.c                   |  2 +-
 lib/arithmetic-ne.c                         |  2 +-
 lib/arithmetic-or.c                         |  2 +-
 lib/arithmetic-plus.c                       |  2 +-
 lib/arithmetic.c                            |  2 +-
 lib/array.c                                 |  2 +-
 lib/binary.c                                |  2 +-
 lib/blank.c                                 |  2 +-
 lib/box.c                                   |  2 +-
 lib/checkset.c                              |  2 +-
 lib/convolve.c                              |  2 +-
 lib/cosmology.c                             |  2 +-
 lib/data.c                                  |  2 +-
 lib/dimension.c                             |  2 +-
 lib/eps.c                                   |  2 +-
 lib/fits.c                                  |  2 +-
 lib/git.c                                   |  2 +-
 lib/gnuastro-internal/arithmetic-and.h      |  2 +-
 lib/gnuastro-internal/arithmetic-binary.h   |  2 +-
 lib/gnuastro-internal/arithmetic-bitand.h   |  2 +-
 lib/gnuastro-internal/arithmetic-bitlsh.h   |  2 +-
 lib/gnuastro-internal/arithmetic-bitor.h    |  2 +-
 lib/gnuastro-internal/arithmetic-bitrsh.h   |  2 +-
 lib/gnuastro-internal/arithmetic-bitxor.h   |  2 +-
 lib/gnuastro-internal/arithmetic-divide.h   |  2 +-
 lib/gnuastro-internal/arithmetic-eq.h       |  2 +-
 lib/gnuastro-internal/arithmetic-ge.h       |  2 +-
 lib/gnuastro-internal/arithmetic-gt.h       |  2 +-
 lib/gnuastro-internal/arithmetic-internal.h |  2 +-
 lib/gnuastro-internal/arithmetic-le.h       |  2 +-
 lib/gnuastro-internal/arithmetic-lt.h       |  2 +-
 lib/gnuastro-internal/arithmetic-minus.h    |  2 +-
 lib/gnuastro-internal/arithmetic-modulo.h   |  2 +-
 lib/gnuastro-internal/arithmetic-multiply.h |  2 +-
 lib/gnuastro-internal/arithmetic-ne.h       |  2 +-
 lib/gnuastro-internal/arithmetic-or.h       |  2 +-
 lib/gnuastro-internal/arithmetic-plus.h     |  2 +-
 lib/gnuastro-internal/checkset.h            |  2 +-
 lib/gnuastro-internal/commonopts.h          |  2 +-
 lib/gnuastro-internal/config.h.in           |  2 +-
 lib/gnuastro-internal/fixedstringmacros.h   |  4 ++--
 lib/gnuastro-internal/options.h             |  2 +-
 lib/gnuastro-internal/tableintern.h         |  2 +-
 lib/gnuastro-internal/tile-internal.h       |  2 +-
 lib/gnuastro-internal/timing.h              |  2 +-
 lib/gnuastro/arithmetic.h                   |  2 +-
 lib/gnuastro/array.h                        |  2 +-
 lib/gnuastro/binary.h                       |  2 +-
 lib/gnuastro/blank.h                        |  2 +-
 lib/gnuastro/box.h                          |  2 +-
 lib/gnuastro/convolve.h                     |  2 +-
 lib/gnuastro/cosmology.h                    |  2 +-
 lib/gnuastro/data.h                         |  2 +-
 lib/gnuastro/dimension.h                    |  2 +-
 lib/gnuastro/eps.h                          |  2 +-
 lib/gnuastro/fits.h                         |  2 +-
 lib/gnuastro/git.h                          |  2 +-
 lib/gnuastro/interpolate.h                  |  2 +-
 lib/gnuastro/jpeg.h                         |  2 +-
 lib/gnuastro/label.h                        |  2 +-
 lib/gnuastro/list.h                         |  2 +-
 lib/gnuastro/match.h                        |  2 +-
 lib/gnuastro/pdf.h                          |  2 +-
 lib/gnuastro/permutation.h                  |  2 +-
 lib/gnuastro/pointer.h                      |  2 +-
 lib/gnuastro/polygon.h                      |  2 +-
 lib/gnuastro/qsort.h                        |  2 +-
 lib/gnuastro/statistics.h                   |  2 +-
 lib/gnuastro/table.h                        |  2 +-
 lib/gnuastro/threads.h                      |  2 +-
 lib/gnuastro/tiff.h                         |  2 +-
 lib/gnuastro/tile.h                         |  2 +-
 lib/gnuastro/txt.h                          |  2 +-
 lib/gnuastro/type.h                         |  2 +-
 lib/gnuastro/wcs.h                          |  2 +-
 lib/interpolate.c                           |  2 +-
 lib/jpeg.c                                  |  2 +-
 lib/label.c                                 |  2 +-
 lib/list.c                                  |  2 +-
 lib/match.c                                 |  2 +-
 lib/options.c                               |  2 +-
 lib/pdf.c                                   |  2 +-
 lib/permutation.c                           |  2 +-
 lib/pointer.c                               |  2 +-
 lib/polygon.c                               |  2 +-
 lib/qsort.c                                 |  2 +-
 lib/statistics.c                            |  2 +-
 lib/table.c                                 |  2 +-
 lib/tableintern.c                           |  2 +-
 lib/threads.c                               |  2 +-
 lib/tiff.c                                  |  2 +-
 lib/tile-internal.c                         |  2 +-
 lib/tile.c                                  |  2 +-
 lib/timing.c                                |  2 +-
 lib/txt.c                                   |  2 +-
 lib/type.c                                  |  2 +-
 lib/wcs.c                                   |  2 +-
 tests/Makefile.am                           |  2 +-
 tests/buildprog/simpleio.c                  |  2 +-
 tests/during-dev.sh                         |  2 +-
 tests/lib/multithread.c                     |  2 +-
 tests/lib/versioncxx.cpp                    |  2 +-
 tests/prepconf.sh                           |  2 +-
 324 files changed, 334 insertions(+), 341 deletions(-)

diff --git a/Makefile.am b/Makefile.am
index 6928071..bdca796 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -6,7 +6,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/TEMPLATE/Makefile.am b/bin/TEMPLATE/Makefile.am
index c790ed0..bab4ad9 100644
--- a/bin/TEMPLATE/Makefile.am
+++ b/bin/TEMPLATE/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2016-2018, Free Software Foundation, Inc.
+## Copyright (C) 2016-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/TEMPLATE/TEMPLATE.c b/bin/TEMPLATE/TEMPLATE.c
index 912b646..69108aa 100644
--- a/bin/TEMPLATE/TEMPLATE.c
+++ b/bin/TEMPLATE/TEMPLATE.c
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/TEMPLATE.h b/bin/TEMPLATE/TEMPLATE.h
index 5f5e662..e75f578 100644
--- a/bin/TEMPLATE/TEMPLATE.h
+++ b/bin/TEMPLATE/TEMPLATE.h
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/args.h b/bin/TEMPLATE/args.h
index e4ae3eb..0568f0a 100644
--- a/bin/TEMPLATE/args.h
+++ b/bin/TEMPLATE/args.h
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/authors-cite.h b/bin/TEMPLATE/authors-cite.h
index 607abde..9090793 100644
--- a/bin/TEMPLATE/authors-cite.h
+++ b/bin/TEMPLATE/authors-cite.h
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/main.c b/bin/TEMPLATE/main.c
index a7c450c..22757cb 100644
--- a/bin/TEMPLATE/main.c
+++ b/bin/TEMPLATE/main.c
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/main.h b/bin/TEMPLATE/main.h
index 9a46115..c3f8a08 100644
--- a/bin/TEMPLATE/main.h
+++ b/bin/TEMPLATE/main.h
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/ui.c b/bin/TEMPLATE/ui.c
index 10a5886..7d888b7 100644
--- a/bin/TEMPLATE/ui.c
+++ b/bin/TEMPLATE/ui.c
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/TEMPLATE/ui.h b/bin/TEMPLATE/ui.h
index 163bf42..342508e 100644
--- a/bin/TEMPLATE/ui.h
+++ b/bin/TEMPLATE/ui.h
@@ -5,7 +5,7 @@ TEMPLATE is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/Makefile.am b/bin/arithmetic/Makefile.am
index 6dbc3e6..6d562d8 100644
--- a/bin/arithmetic/Makefile.am
+++ b/bin/arithmetic/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/arithmetic/args.h b/bin/arithmetic/args.h
index ff55ef2..1ef24dd 100644
--- a/bin/arithmetic/args.h
+++ b/bin/arithmetic/args.h
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/arithmetic.c b/bin/arithmetic/arithmetic.c
index 143ebd4..a827db7 100644
--- a/bin/arithmetic/arithmetic.c
+++ b/bin/arithmetic/arithmetic.c
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/arithmetic.h b/bin/arithmetic/arithmetic.h
index 4aef527..7132f41 100644
--- a/bin/arithmetic/arithmetic.h
+++ b/bin/arithmetic/arithmetic.h
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/authors-cite.h b/bin/arithmetic/authors-cite.h
index b6b7a50..deb0bec 100644
--- a/bin/arithmetic/authors-cite.h
+++ b/bin/arithmetic/authors-cite.h
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/main.c b/bin/arithmetic/main.c
index eddbc57..ff9da8b 100644
--- a/bin/arithmetic/main.c
+++ b/bin/arithmetic/main.c
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/main.h b/bin/arithmetic/main.h
index 48512d1..2d30c32 100644
--- a/bin/arithmetic/main.h
+++ b/bin/arithmetic/main.h
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/operands.c b/bin/arithmetic/operands.c
index 2a00a29..b1062f5 100644
--- a/bin/arithmetic/operands.c
+++ b/bin/arithmetic/operands.c
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/operands.h b/bin/arithmetic/operands.h
index e784f6d..fcf6453 100644
--- a/bin/arithmetic/operands.h
+++ b/bin/arithmetic/operands.h
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/ui.c b/bin/arithmetic/ui.c
index 61075cc..bf41d96 100644
--- a/bin/arithmetic/ui.c
+++ b/bin/arithmetic/ui.c
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/arithmetic/ui.h b/bin/arithmetic/ui.h
index c4fed45..6ee011a 100644
--- a/bin/arithmetic/ui.h
+++ b/bin/arithmetic/ui.h
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/Makefile.am b/bin/buildprog/Makefile.am
index 3f8f33e..fa4f1c5 100644
--- a/bin/buildprog/Makefile.am
+++ b/bin/buildprog/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2017-2018, Free Software Foundation, Inc.
+## Copyright (C) 2017-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/buildprog/args.h b/bin/buildprog/args.h
index 1a3387a..8607f4f 100644
--- a/bin/buildprog/args.h
+++ b/bin/buildprog/args.h
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/authors-cite.h b/bin/buildprog/authors-cite.h
index af25d0e..50b4df4 100644
--- a/bin/buildprog/authors-cite.h
+++ b/bin/buildprog/authors-cite.h
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/buildprog.c b/bin/buildprog/buildprog.c
index 298f86b..ef706a8 100644
--- a/bin/buildprog/buildprog.c
+++ b/bin/buildprog/buildprog.c
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/buildprog.h b/bin/buildprog/buildprog.h
index bd197a3..d6ba191 100644
--- a/bin/buildprog/buildprog.h
+++ b/bin/buildprog/buildprog.h
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/main.c b/bin/buildprog/main.c
index bca4682..b7b868f 100644
--- a/bin/buildprog/main.c
+++ b/bin/buildprog/main.c
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/main.h b/bin/buildprog/main.h
index 654799c..eb3ee1e 100644
--- a/bin/buildprog/main.h
+++ b/bin/buildprog/main.h
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/ui.c b/bin/buildprog/ui.c
index 8667aa5..edb12f3 100644
--- a/bin/buildprog/ui.c
+++ b/bin/buildprog/ui.c
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/buildprog/ui.h b/bin/buildprog/ui.h
index 9089e84..0415117 100644
--- a/bin/buildprog/ui.h
+++ b/bin/buildprog/ui.h
@@ -5,7 +5,7 @@ BuildProgram is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/Makefile.am b/bin/convertt/Makefile.am
index 2199202..c5f6e76 100644
--- a/bin/convertt/Makefile.am
+++ b/bin/convertt/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/convertt/args.h b/bin/convertt/args.h
index 39fedda..52f95d6 100644
--- a/bin/convertt/args.h
+++ b/bin/convertt/args.h
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/authors-cite.h b/bin/convertt/authors-cite.h
index e29a12d..7470718 100644
--- a/bin/convertt/authors-cite.h
+++ b/bin/convertt/authors-cite.h
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/color.c b/bin/convertt/color.c
index ac23269..a7419b4 100644
--- a/bin/convertt/color.c
+++ b/bin/convertt/color.c
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/color.h b/bin/convertt/color.h
index 252724b..1e329c5 100644
--- a/bin/convertt/color.h
+++ b/bin/convertt/color.h
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/convertt.c b/bin/convertt/convertt.c
index 692351c..0f22c08 100644
--- a/bin/convertt/convertt.c
+++ b/bin/convertt/convertt.c
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/convertt.h b/bin/convertt/convertt.h
index 80622d7..35f1ac8 100644
--- a/bin/convertt/convertt.h
+++ b/bin/convertt/convertt.h
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/main.c b/bin/convertt/main.c
index c59b7c7..06976c3 100644
--- a/bin/convertt/main.c
+++ b/bin/convertt/main.c
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/main.h b/bin/convertt/main.h
index cb462a0..efca953 100644
--- a/bin/convertt/main.h
+++ b/bin/convertt/main.h
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/ui.c b/bin/convertt/ui.c
index e2ca180..71bcc0d 100644
--- a/bin/convertt/ui.c
+++ b/bin/convertt/ui.c
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convertt/ui.h b/bin/convertt/ui.h
index 5e91622..28a523e 100644
--- a/bin/convertt/ui.h
+++ b/bin/convertt/ui.h
@@ -5,7 +5,7 @@ ConvertType is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/Makefile.am b/bin/convolve/Makefile.am
index 88f2a34..72aeadd 100644
--- a/bin/convolve/Makefile.am
+++ b/bin/convolve/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/convolve/args.h b/bin/convolve/args.h
index 8e03ea6..193b439 100644
--- a/bin/convolve/args.h
+++ b/bin/convolve/args.h
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/authors-cite.h b/bin/convolve/authors-cite.h
index b66af0d..4f842f5 100644
--- a/bin/convolve/authors-cite.h
+++ b/bin/convolve/authors-cite.h
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/convolve.c b/bin/convolve/convolve.c
index 4e05635..c374531 100644
--- a/bin/convolve/convolve.c
+++ b/bin/convolve/convolve.c
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/convolve.h b/bin/convolve/convolve.h
index 9bdb431..fcd4c67 100644
--- a/bin/convolve/convolve.h
+++ b/bin/convolve/convolve.h
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/main.c b/bin/convolve/main.c
index f317cc9..f2eb0c5 100644
--- a/bin/convolve/main.c
+++ b/bin/convolve/main.c
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/main.h b/bin/convolve/main.h
index f3b8812..5fca63c 100644
--- a/bin/convolve/main.h
+++ b/bin/convolve/main.h
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/ui.c b/bin/convolve/ui.c
index 5495b36..1e40688 100644
--- a/bin/convolve/ui.c
+++ b/bin/convolve/ui.c
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/convolve/ui.h b/bin/convolve/ui.h
index 81e67f9..4e71766 100644
--- a/bin/convolve/ui.h
+++ b/bin/convolve/ui.h
@@ -5,7 +5,7 @@ Convolve is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/Makefile.am b/bin/cosmiccal/Makefile.am
index 480b94b..96cafdd 100644
--- a/bin/cosmiccal/Makefile.am
+++ b/bin/cosmiccal/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2016-2018, Free Software Foundation, Inc.
+## Copyright (C) 2016-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/cosmiccal/args.h b/bin/cosmiccal/args.h
index 12d7c57..e7359cb 100644
--- a/bin/cosmiccal/args.h
+++ b/bin/cosmiccal/args.h
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/authors-cite.h b/bin/cosmiccal/authors-cite.h
index 879fa94..4ebebd6 100644
--- a/bin/cosmiccal/authors-cite.h
+++ b/bin/cosmiccal/authors-cite.h
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/cosmiccal.c b/bin/cosmiccal/cosmiccal.c
index 49a4929..2295e55 100644
--- a/bin/cosmiccal/cosmiccal.c
+++ b/bin/cosmiccal/cosmiccal.c
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/cosmiccal.h b/bin/cosmiccal/cosmiccal.h
index bf257d5..64ca8e0 100644
--- a/bin/cosmiccal/cosmiccal.h
+++ b/bin/cosmiccal/cosmiccal.h
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/main.c b/bin/cosmiccal/main.c
index 4eb3f03..5dcce1a 100644
--- a/bin/cosmiccal/main.c
+++ b/bin/cosmiccal/main.c
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/main.h b/bin/cosmiccal/main.h
index 7eac1a3..e6aff26 100644
--- a/bin/cosmiccal/main.h
+++ b/bin/cosmiccal/main.h
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/ui.c b/bin/cosmiccal/ui.c
index 6b60557..4b6263f 100644
--- a/bin/cosmiccal/ui.c
+++ b/bin/cosmiccal/ui.c
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/cosmiccal/ui.h b/bin/cosmiccal/ui.h
index 4d449d6..f59a5c6 100644
--- a/bin/cosmiccal/ui.h
+++ b/bin/cosmiccal/ui.h
@@ -5,7 +5,7 @@ CosmicCalculator is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/Makefile.am b/bin/crop/Makefile.am
index 12d1ad6..e6a86a2 100644
--- a/bin/crop/Makefile.am
+++ b/bin/crop/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/crop/args.h b/bin/crop/args.h
index 3b8a6a7..27ab92d 100644
--- a/bin/crop/args.h
+++ b/bin/crop/args.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/authors-cite.h b/bin/crop/authors-cite.h
index b306f0e..b910952 100644
--- a/bin/crop/authors-cite.h
+++ b/bin/crop/authors-cite.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/crop.c b/bin/crop/crop.c
index 0ce4917..64af887 100644
--- a/bin/crop/crop.c
+++ b/bin/crop/crop.c
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/crop.h b/bin/crop/crop.h
index 633e998..d9f6fd2 100644
--- a/bin/crop/crop.h
+++ b/bin/crop/crop.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/main.c b/bin/crop/main.c
index 5d3ee20..a303b3f 100644
--- a/bin/crop/main.c
+++ b/bin/crop/main.c
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/main.h b/bin/crop/main.h
index b2fb4dc..6675571 100644
--- a/bin/crop/main.h
+++ b/bin/crop/main.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/onecrop.c b/bin/crop/onecrop.c
index c605677..91b0492 100644
--- a/bin/crop/onecrop.c
+++ b/bin/crop/onecrop.c
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/onecrop.h b/bin/crop/onecrop.h
index 33e9033..7030c73 100644
--- a/bin/crop/onecrop.h
+++ b/bin/crop/onecrop.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/ui.c b/bin/crop/ui.c
index b4495dd..5386018 100644
--- a/bin/crop/ui.c
+++ b/bin/crop/ui.c
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/ui.h b/bin/crop/ui.h
index ff00ae4..de2cbae 100644
--- a/bin/crop/ui.h
+++ b/bin/crop/ui.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/wcsmode.c b/bin/crop/wcsmode.c
index 88994fe..be5101e 100644
--- a/bin/crop/wcsmode.c
+++ b/bin/crop/wcsmode.c
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/crop/wcsmode.h b/bin/crop/wcsmode.h
index 7cb6d30..989a6e9 100644
--- a/bin/crop/wcsmode.h
+++ b/bin/crop/wcsmode.h
@@ -5,7 +5,7 @@ Crop is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/Makefile.am b/bin/fits/Makefile.am
index f7f998a..8d7d0e8 100644
--- a/bin/fits/Makefile.am
+++ b/bin/fits/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/fits/args.h b/bin/fits/args.h
index 81a7570..281a65b 100644
--- a/bin/fits/args.h
+++ b/bin/fits/args.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/authors-cite.h b/bin/fits/authors-cite.h
index 8095131..9ae97d0 100644
--- a/bin/fits/authors-cite.h
+++ b/bin/fits/authors-cite.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/extension.c b/bin/fits/extension.c
index 864b8c6..b9325bc 100644
--- a/bin/fits/extension.c
+++ b/bin/fits/extension.c
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/extension.h b/bin/fits/extension.h
index 2b7115e..b54ff6a 100644
--- a/bin/fits/extension.h
+++ b/bin/fits/extension.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/fits.c b/bin/fits/fits.c
index 2c47eed..2220a9d 100644
--- a/bin/fits/fits.c
+++ b/bin/fits/fits.c
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/fits.h b/bin/fits/fits.h
index d54378e..06f461c 100644
--- a/bin/fits/fits.h
+++ b/bin/fits/fits.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/keywords.c b/bin/fits/keywords.c
index 98682ee..c7e6fe2 100644
--- a/bin/fits/keywords.c
+++ b/bin/fits/keywords.c
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/keywords.h b/bin/fits/keywords.h
index a9ea31f..9d95675 100644
--- a/bin/fits/keywords.h
+++ b/bin/fits/keywords.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/main.c b/bin/fits/main.c
index b4b9260..7eda419 100644
--- a/bin/fits/main.c
+++ b/bin/fits/main.c
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/main.h b/bin/fits/main.h
index 299ff71..6d27a8c 100644
--- a/bin/fits/main.h
+++ b/bin/fits/main.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/ui.c b/bin/fits/ui.c
index 25da309..04defd6 100644
--- a/bin/fits/ui.c
+++ b/bin/fits/ui.c
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/fits/ui.h b/bin/fits/ui.h
index f96dce6..582a03c 100644
--- a/bin/fits/ui.h
+++ b/bin/fits/ui.h
@@ -5,7 +5,7 @@ Fits is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/Makefile.am b/bin/match/Makefile.am
index 6f707a5..c11c58d 100644
--- a/bin/match/Makefile.am
+++ b/bin/match/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2017-2018, Free Software Foundation, Inc.
+## Copyright (C) 2017-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/match/args.h b/bin/match/args.h
index eb1f296..0509970 100644
--- a/bin/match/args.h
+++ b/bin/match/args.h
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/authors-cite.h b/bin/match/authors-cite.h
index 5454a76..7625dbf 100644
--- a/bin/match/authors-cite.h
+++ b/bin/match/authors-cite.h
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/main.c b/bin/match/main.c
index 810b0b1..f89132b 100644
--- a/bin/match/main.c
+++ b/bin/match/main.c
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/main.h b/bin/match/main.h
index 49ddf93..728daca 100644
--- a/bin/match/main.h
+++ b/bin/match/main.h
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/match.c b/bin/match/match.c
index 74d3ef4..cc52129 100644
--- a/bin/match/match.c
+++ b/bin/match/match.c
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/match.h b/bin/match/match.h
index b6524af..6e399e2 100644
--- a/bin/match/match.h
+++ b/bin/match/match.h
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/ui.c b/bin/match/ui.c
index dae5ca8..77e7e70 100644
--- a/bin/match/ui.c
+++ b/bin/match/ui.c
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/match/ui.h b/bin/match/ui.h
index d56a9f0..e949fb4 100644
--- a/bin/match/ui.h
+++ b/bin/match/ui.h
@@ -5,7 +5,7 @@ Match is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/Makefile.am b/bin/mkcatalog/Makefile.am
index f0cd7fc..b834dff 100644
--- a/bin/mkcatalog/Makefile.am
+++ b/bin/mkcatalog/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/mkcatalog/args.h b/bin/mkcatalog/args.h
index ea20522..14b138f 100644
--- a/bin/mkcatalog/args.h
+++ b/bin/mkcatalog/args.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/authors-cite.h b/bin/mkcatalog/authors-cite.h
index 00d2b88..6d08bca 100644
--- a/bin/mkcatalog/authors-cite.h
+++ b/bin/mkcatalog/authors-cite.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/columns.c b/bin/mkcatalog/columns.c
index b7866c0..c3edacf 100644
--- a/bin/mkcatalog/columns.c
+++ b/bin/mkcatalog/columns.c
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/columns.h b/bin/mkcatalog/columns.h
index edda273..723cd7c 100644
--- a/bin/mkcatalog/columns.h
+++ b/bin/mkcatalog/columns.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/main.c b/bin/mkcatalog/main.c
index 80b16cb..c24fb2d 100644
--- a/bin/mkcatalog/main.c
+++ b/bin/mkcatalog/main.c
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/main.h b/bin/mkcatalog/main.h
index 48c8182..47faa0c 100644
--- a/bin/mkcatalog/main.h
+++ b/bin/mkcatalog/main.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/mkcatalog.c b/bin/mkcatalog/mkcatalog.c
index 9bd3b42..94f440a 100644
--- a/bin/mkcatalog/mkcatalog.c
+++ b/bin/mkcatalog/mkcatalog.c
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/mkcatalog.h b/bin/mkcatalog/mkcatalog.h
index be94551..a8de93b 100644
--- a/bin/mkcatalog/mkcatalog.h
+++ b/bin/mkcatalog/mkcatalog.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/parse.c b/bin/mkcatalog/parse.c
index f077649..052986e 100644
--- a/bin/mkcatalog/parse.c
+++ b/bin/mkcatalog/parse.c
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/parse.h b/bin/mkcatalog/parse.h
index 5dc0238..6b197a0 100644
--- a/bin/mkcatalog/parse.h
+++ b/bin/mkcatalog/parse.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/ui.c b/bin/mkcatalog/ui.c
index f2de924..e39a529 100644
--- a/bin/mkcatalog/ui.c
+++ b/bin/mkcatalog/ui.c
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/ui.h b/bin/mkcatalog/ui.h
index 36f2216..4560e65 100644
--- a/bin/mkcatalog/ui.h
+++ b/bin/mkcatalog/ui.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/upperlimit.c b/bin/mkcatalog/upperlimit.c
index 44a76fe..b700005 100644
--- a/bin/mkcatalog/upperlimit.c
+++ b/bin/mkcatalog/upperlimit.c
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkcatalog/upperlimit.h b/bin/mkcatalog/upperlimit.h
index 001ed83..b25589d 100644
--- a/bin/mkcatalog/upperlimit.h
+++ b/bin/mkcatalog/upperlimit.h
@@ -5,7 +5,7 @@ MakeCatalog is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/Makefile.am b/bin/mknoise/Makefile.am
index 30168b1..6f09968 100644
--- a/bin/mknoise/Makefile.am
+++ b/bin/mknoise/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/mknoise/args.h b/bin/mknoise/args.h
index a841d8f..719a561 100644
--- a/bin/mknoise/args.h
+++ b/bin/mknoise/args.h
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/authors-cite.h b/bin/mknoise/authors-cite.h
index f961888..ba297a8 100644
--- a/bin/mknoise/authors-cite.h
+++ b/bin/mknoise/authors-cite.h
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/main.c b/bin/mknoise/main.c
index 5beb793..5e5ae13 100644
--- a/bin/mknoise/main.c
+++ b/bin/mknoise/main.c
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/main.h b/bin/mknoise/main.h
index 634a08b..c315b4b 100644
--- a/bin/mknoise/main.h
+++ b/bin/mknoise/main.h
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/mknoise.c b/bin/mknoise/mknoise.c
index 954fe85..27c5735 100644
--- a/bin/mknoise/mknoise.c
+++ b/bin/mknoise/mknoise.c
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/mknoise.h b/bin/mknoise/mknoise.h
index b424652..5d144be 100644
--- a/bin/mknoise/mknoise.h
+++ b/bin/mknoise/mknoise.h
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/ui.c b/bin/mknoise/ui.c
index 5221db0..3347590 100644
--- a/bin/mknoise/ui.c
+++ b/bin/mknoise/ui.c
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mknoise/ui.h b/bin/mknoise/ui.h
index ad72af2..b21e0e4 100644
--- a/bin/mknoise/ui.h
+++ b/bin/mknoise/ui.h
@@ -5,7 +5,7 @@ MakeNoise is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/Makefile.am b/bin/mkprof/Makefile.am
index 572e243..c7c06b0 100644
--- a/bin/mkprof/Makefile.am
+++ b/bin/mkprof/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/mkprof/args.h b/bin/mkprof/args.h
index b85fac7..b1852e5 100644
--- a/bin/mkprof/args.h
+++ b/bin/mkprof/args.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/authors-cite.h b/bin/mkprof/authors-cite.h
index 31504b3..777969a 100644
--- a/bin/mkprof/authors-cite.h
+++ b/bin/mkprof/authors-cite.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/main.c b/bin/mkprof/main.c
index 800093c..630b415 100644
--- a/bin/mkprof/main.c
+++ b/bin/mkprof/main.c
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/main.h b/bin/mkprof/main.h
index 610ee9b..d8dfb49 100644
--- a/bin/mkprof/main.h
+++ b/bin/mkprof/main.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/mkprof.c b/bin/mkprof/mkprof.c
index bb1cdf6..6a532cc 100644
--- a/bin/mkprof/mkprof.c
+++ b/bin/mkprof/mkprof.c
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/mkprof.h b/bin/mkprof/mkprof.h
index fec9d03..e10e5bd 100644
--- a/bin/mkprof/mkprof.h
+++ b/bin/mkprof/mkprof.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/oneprofile.c b/bin/mkprof/oneprofile.c
index 50808e5..1c405ba 100644
--- a/bin/mkprof/oneprofile.c
+++ b/bin/mkprof/oneprofile.c
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/oneprofile.h b/bin/mkprof/oneprofile.h
index e9c1d4f..acc7aea 100644
--- a/bin/mkprof/oneprofile.h
+++ b/bin/mkprof/oneprofile.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/profiles.c b/bin/mkprof/profiles.c
index f350ddd..f838eb9 100644
--- a/bin/mkprof/profiles.c
+++ b/bin/mkprof/profiles.c
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/profiles.h b/bin/mkprof/profiles.h
index 888acff..4ba0916 100644
--- a/bin/mkprof/profiles.h
+++ b/bin/mkprof/profiles.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/ui.c b/bin/mkprof/ui.c
index 16c3571..16b36a8 100644
--- a/bin/mkprof/ui.c
+++ b/bin/mkprof/ui.c
@@ -5,7 +5,7 @@ Arithmetic is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/mkprof/ui.h b/bin/mkprof/ui.h
index 4ca2796..429fbf3 100644
--- a/bin/mkprof/ui.h
+++ b/bin/mkprof/ui.h
@@ -5,7 +5,7 @@ MakeProfiles is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/Makefile.am b/bin/noisechisel/Makefile.am
index fc75ef2..a3f51e7 100644
--- a/bin/noisechisel/Makefile.am
+++ b/bin/noisechisel/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2016-2018, Free Software Foundation, Inc.
+## Copyright (C) 2016-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/noisechisel/args.h b/bin/noisechisel/args.h
index e3a46f9..e572c57 100644
--- a/bin/noisechisel/args.h
+++ b/bin/noisechisel/args.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/authors-cite.h b/bin/noisechisel/authors-cite.h
index 81fe4b2..b7c5acb 100644
--- a/bin/noisechisel/authors-cite.h
+++ b/bin/noisechisel/authors-cite.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/detection.c b/bin/noisechisel/detection.c
index f6137d5..6a1786a 100644
--- a/bin/noisechisel/detection.c
+++ b/bin/noisechisel/detection.c
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/detection.h b/bin/noisechisel/detection.h
index fedfcf6..6613f75 100644
--- a/bin/noisechisel/detection.h
+++ b/bin/noisechisel/detection.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/kernel-2d.h b/bin/noisechisel/kernel-2d.h
index 06a640b..5afcf2a 100644
--- a/bin/noisechisel/kernel-2d.h
+++ b/bin/noisechisel/kernel-2d.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/main.c b/bin/noisechisel/main.c
index 00479e9..6161371 100644
--- a/bin/noisechisel/main.c
+++ b/bin/noisechisel/main.c
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/main.h b/bin/noisechisel/main.h
index 9ebb0ed..07867a8 100644
--- a/bin/noisechisel/main.h
+++ b/bin/noisechisel/main.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/noisechisel.c b/bin/noisechisel/noisechisel.c
index a434cbc..83c3d30 100644
--- a/bin/noisechisel/noisechisel.c
+++ b/bin/noisechisel/noisechisel.c
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/noisechisel.h b/bin/noisechisel/noisechisel.h
index 72376e5..c933f4e 100644
--- a/bin/noisechisel/noisechisel.h
+++ b/bin/noisechisel/noisechisel.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/sky.c b/bin/noisechisel/sky.c
index 1b6e9c6..bb2d091 100644
--- a/bin/noisechisel/sky.c
+++ b/bin/noisechisel/sky.c
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/sky.h b/bin/noisechisel/sky.h
index eaf0b73..a7d308f 100644
--- a/bin/noisechisel/sky.h
+++ b/bin/noisechisel/sky.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/threshold.c b/bin/noisechisel/threshold.c
index e372296..1132742 100644
--- a/bin/noisechisel/threshold.c
+++ b/bin/noisechisel/threshold.c
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/threshold.h b/bin/noisechisel/threshold.h
index 593e420..a4bc4bd 100644
--- a/bin/noisechisel/threshold.h
+++ b/bin/noisechisel/threshold.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/ui.c b/bin/noisechisel/ui.c
index 0719b63..71747ea 100644
--- a/bin/noisechisel/ui.c
+++ b/bin/noisechisel/ui.c
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/noisechisel/ui.h b/bin/noisechisel/ui.h
index 3953935..7cd0bd4 100644
--- a/bin/noisechisel/ui.h
+++ b/bin/noisechisel/ui.h
@@ -5,7 +5,7 @@ NoiseChisel is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/Makefile.am b/bin/segment/Makefile.am
index 3e93530..242ec48 100644
--- a/bin/segment/Makefile.am
+++ b/bin/segment/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2018-2018, Free Software Foundation, Inc.
+## Copyright (C) 2018-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/segment/args.h b/bin/segment/args.h
index 3ed23ad..c3400b1 100644
--- a/bin/segment/args.h
+++ b/bin/segment/args.h
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/authors-cite.h b/bin/segment/authors-cite.h
index 8b6855b..7e54e8b 100644
--- a/bin/segment/authors-cite.h
+++ b/bin/segment/authors-cite.h
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/clumps.c b/bin/segment/clumps.c
index 4b6e724..ce0bbe3 100644
--- a/bin/segment/clumps.c
+++ b/bin/segment/clumps.c
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/clumps.h b/bin/segment/clumps.h
index 9799c45..8b22863 100644
--- a/bin/segment/clumps.h
+++ b/bin/segment/clumps.h
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/kernel-2d.h b/bin/segment/kernel-2d.h
index 2db052f..e6c0944 100644
--- a/bin/segment/kernel-2d.h
+++ b/bin/segment/kernel-2d.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/main.c b/bin/segment/main.c
index 34254a3..ceb3274 100644
--- a/bin/segment/main.c
+++ b/bin/segment/main.c
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/main.h b/bin/segment/main.h
index bb7842e..3391202 100644
--- a/bin/segment/main.h
+++ b/bin/segment/main.h
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/segment.c b/bin/segment/segment.c
index 939bdcc..ae95b8c 100644
--- a/bin/segment/segment.c
+++ b/bin/segment/segment.c
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/segment.h b/bin/segment/segment.h
index 2e73e06..b179dfe 100644
--- a/bin/segment/segment.h
+++ b/bin/segment/segment.h
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/ui.c b/bin/segment/ui.c
index 02cf063..21e6337 100644
--- a/bin/segment/ui.c
+++ b/bin/segment/ui.c
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/segment/ui.h b/bin/segment/ui.h
index a2e9c8f..5badbe2 100644
--- a/bin/segment/ui.h
+++ b/bin/segment/ui.h
@@ -5,7 +5,7 @@ Segment is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/Makefile.am b/bin/statistics/Makefile.am
index f73fd99..972cc54 100644
--- a/bin/statistics/Makefile.am
+++ b/bin/statistics/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/statistics/args.h b/bin/statistics/args.h
index e2d37ef..1684c15 100644
--- a/bin/statistics/args.h
+++ b/bin/statistics/args.h
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/authors-cite.h b/bin/statistics/authors-cite.h
index 33d059e..15c0bf3 100644
--- a/bin/statistics/authors-cite.h
+++ b/bin/statistics/authors-cite.h
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/main.c b/bin/statistics/main.c
index 427d07e..ec27665 100644
--- a/bin/statistics/main.c
+++ b/bin/statistics/main.c
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/main.h b/bin/statistics/main.h
index 3f7a698..01ae40c 100644
--- a/bin/statistics/main.h
+++ b/bin/statistics/main.h
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/sky.c b/bin/statistics/sky.c
index 130a797..11b6b11 100644
--- a/bin/statistics/sky.c
+++ b/bin/statistics/sky.c
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/sky.h b/bin/statistics/sky.h
index 1a26ca5..18b4409 100644
--- a/bin/statistics/sky.h
+++ b/bin/statistics/sky.h
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/statistics.c b/bin/statistics/statistics.c
index f54dea5..606fbb1 100644
--- a/bin/statistics/statistics.c
+++ b/bin/statistics/statistics.c
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/statistics.h b/bin/statistics/statistics.h
index 8bc7455..f92391b 100644
--- a/bin/statistics/statistics.h
+++ b/bin/statistics/statistics.h
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/ui.c b/bin/statistics/ui.c
index 2774022..dfa3c21 100644
--- a/bin/statistics/ui.c
+++ b/bin/statistics/ui.c
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/statistics/ui.h b/bin/statistics/ui.h
index 206d1e6..de10940 100644
--- a/bin/statistics/ui.h
+++ b/bin/statistics/ui.h
@@ -5,7 +5,7 @@ Statistics is part of GNU Astronomy Utilities (Gnuastro) 
package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/Makefile.am b/bin/table/Makefile.am
index b39485d..f3313a2 100644
--- a/bin/table/Makefile.am
+++ b/bin/table/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2016-2018, Free Software Foundation, Inc.
+## Copyright (C) 2016-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/table/args.h b/bin/table/args.h
index 0123f24..afb9bde 100644
--- a/bin/table/args.h
+++ b/bin/table/args.h
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/authors-cite.h b/bin/table/authors-cite.h
index 883ceff..35d1228 100644
--- a/bin/table/authors-cite.h
+++ b/bin/table/authors-cite.h
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/main.c b/bin/table/main.c
index 8255275..5361480 100644
--- a/bin/table/main.c
+++ b/bin/table/main.c
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/main.h b/bin/table/main.h
index 89b885e..bc9af45 100644
--- a/bin/table/main.h
+++ b/bin/table/main.h
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/table.c b/bin/table/table.c
index b0afbf8..2c9b54c 100644
--- a/bin/table/table.c
+++ b/bin/table/table.c
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/table.h b/bin/table/table.h
index 1f43013..ee78434 100644
--- a/bin/table/table.h
+++ b/bin/table/table.h
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/ui.c b/bin/table/ui.c
index 1612aa2..ddac7e4 100644
--- a/bin/table/ui.c
+++ b/bin/table/ui.c
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/table/ui.h b/bin/table/ui.h
index c7482e5..e1f0d84 100644
--- a/bin/table/ui.h
+++ b/bin/table/ui.h
@@ -5,7 +5,7 @@ Table is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/Makefile.am b/bin/warp/Makefile.am
index a32f4bc..b7c0a7f 100644
--- a/bin/warp/Makefile.am
+++ b/bin/warp/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/bin/warp/args.h b/bin/warp/args.h
index 8c1e9ab..c1d10d5 100644
--- a/bin/warp/args.h
+++ b/bin/warp/args.h
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/authors-cite.h b/bin/warp/authors-cite.h
index 733a1d2..a22b983 100644
--- a/bin/warp/authors-cite.h
+++ b/bin/warp/authors-cite.h
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/main.c b/bin/warp/main.c
index 8368336..18677a6 100644
--- a/bin/warp/main.c
+++ b/bin/warp/main.c
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/main.h b/bin/warp/main.h
index d8727fe..acbfbfc 100644
--- a/bin/warp/main.h
+++ b/bin/warp/main.h
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/ui.c b/bin/warp/ui.c
index c01c3a6..3e2d8e7 100644
--- a/bin/warp/ui.c
+++ b/bin/warp/ui.c
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/ui.h b/bin/warp/ui.h
index 7dd3a6b..17df9db 100644
--- a/bin/warp/ui.h
+++ b/bin/warp/ui.h
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/warp.c b/bin/warp/warp.c
index fe89313..db8c00f 100644
--- a/bin/warp/warp.c
+++ b/bin/warp/warp.c
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bin/warp/warp.h b/bin/warp/warp.h
index c1e7cf3..504493c 100644
--- a/bin/warp/warp.h
+++ b/bin/warp/warp.h
@@ -5,7 +5,7 @@ Warp is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/bootstrap b/bootstrap
index ed3b0a4..c13b486 100755
--- a/bootstrap
+++ b/bootstrap
@@ -1,10 +1,10 @@
 #! /bin/sh
 # Print a version string.
-scriptversion=2018-07-01.02; # UTC
+scriptversion=2018-10-13.05; # UTC
 
 # Bootstrap this package from checked-out sources.
 
-# Copyright (C) 2003-2018 Free Software Foundation, Inc.
+# Copyright (C) 2003-2019 Free Software Foundation, Inc.
 
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
@@ -142,6 +142,9 @@ die() { warn_ "$@"; exit 1; }
 
 # Configuration.
 
+# Name of the Makefile.am
+gnulib_mk=gnulib.mk
+
 # List of gnulib modules needed.
 gnulib_modules=
 
@@ -159,18 +162,11 @@ bootstrap_post_import_hook() { :; }
 # Override it via your own definition in bootstrap.conf.
 bootstrap_epilogue() { :; }
 
-# The command to download all .po files for a specified domain into
-# a specified directory.  Fill in the first %s is the domain name, and
-# the second with the destination directory.  Use rsync's -L and -r
-# options because the latest/%s directory and the .po files within are
-# all symlinks.
+# The command to download all .po files for a specified domain into a
+# specified directory.  Fill in the first %s with the destination
+# directory and the second with the domain name.
 po_download_command_format=\
-"rsync --delete --exclude '*.s1' -Lrtvz \
- 'translationproject.org::tp/latest/%s/' '%s'"
-
-# Fallback for downloading .po files (if rsync fails).
-po_download_command_format2=\
-"wget --mirror -nd -q -np -A.po -P '%s' \
+"wget --mirror --level=1 -nd -q -A.po -P '%s' \
  https://translationproject.org/latest/%s/";
 
 # Prefer a non-empty tarname (4th argument of AC_INIT if given), else
@@ -738,10 +734,7 @@ download_po_files() {
   subdir=$1
   domain=$2
   echo "$me: getting translations into $subdir for $domain..."
-  cmd=$(printf "$po_download_command_format" "$domain" "$subdir")
-  eval "$cmd" && return
-  # Fallback to HTTPS.
-  cmd=$(printf "$po_download_command_format2" "$subdir" "$domain")
+  cmd=$(printf "$po_download_command_format" "$subdir" "$domain")
   eval "$cmd"
 }
 
diff --git a/bootstrap.conf b/bootstrap.conf
index 32118c1..4112a1c 100644
--- a/bootstrap.conf
+++ b/bootstrap.conf
@@ -18,7 +18,7 @@
 #     Mosè Giordano <address@hidden>
 # Contributing author(s):
 #     Mohammad Akhlaghi <address@hidden>
-# Copyright (C) 2016-2018 Free Software Foundation, Inc.
+# Copyright (C) 2016-2019 Free Software Foundation, Inc.
 #
 # This program is free software: you can redistribute it and/or modify
 # it under the terms of the GNU General Public License as published by
diff --git a/configure.ac b/configure.ac
index 068070f..8fea1e7 100644
--- a/configure.ac
+++ b/configure.ac
@@ -12,7 +12,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2018, Free Software Foundation, Inc.
+# Copyright (C) 2015-2019, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
diff --git a/developer-build b/developer-build
index 3253c77..f528b8b 100755
--- a/developer-build
+++ b/developer-build
@@ -9,7 +9,7 @@
 #   Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
 #   Mosè Giordano <address@hidden>
-# Copyright (C) 2016-2018, Free Software Foundation, Inc.
+# Copyright (C) 2016-2019, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it under
 # the terms of the GNU General Public License as published by the Free
diff --git a/doc/Makefile.am b/doc/Makefile.am
index 7174cb9..8929b31 100644
--- a/doc/Makefile.am
+++ b/doc/Makefile.am
@@ -6,7 +6,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## GNU Astronomy Utilities is free software: you can redistribute it
 ## and/or modify it under the terms of the GNU General Public License
diff --git a/doc/fonts.css b/doc/fonts.css
index 008126c..9145272 100644
--- a/doc/fonts.css
+++ b/doc/fonts.css
@@ -3,7 +3,7 @@
 Original author:
     Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018 Free Software Foundation, Inc.
+Copyright (C) 2016-2019 Free Software Foundation, Inc.
 
 This stylesheet is free software: you can redistribute it and/or
 modify it under the terms of the GNU General Public Licence as
diff --git a/doc/forwebpage b/doc/forwebpage
index e70dafe..cc42dae 100755
--- a/doc/forwebpage
+++ b/doc/forwebpage
@@ -76,7 +76,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2016-2018, Free Software Foundation, Inc.
+# Copyright (C) 2016-2019, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
diff --git a/doc/genauthors b/doc/genauthors
index da1a9f8..078fbf1 100755
--- a/doc/genauthors
+++ b/doc/genauthors
@@ -13,7 +13,7 @@
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
 #     Mosè Giordano <address@hidden>
-# Copyright (C) 2016-2018, Free Software Foundation, Inc.
+# Copyright (C) 2016-2019, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it under
 # the terms of the GNU General Public License as published by the Free
diff --git a/doc/gnuastro.texi b/doc/gnuastro.texi
index 9f14ed4..d95ef46 100644
--- a/doc/gnuastro.texi
+++ b/doc/gnuastro.texi
@@ -29,7 +29,7 @@ This book documents version @value{VERSION} of the GNU 
Astronomy Utilities
 (Gnuastro). Gnuastro provides various programs and libraries for
 astronomical data manipulation and analysis.
 
-Copyright @copyright{} 2015-2018 Free Software Foundation, Inc.
+Copyright @copyright{} 2015-2019 Free Software Foundation, Inc.
 
 @quotation
 Permission is granted to copy, distribute and/or modify this document under
diff --git a/doc/plotsrc/Makefile b/doc/plotsrc/Makefile
index 2369082..e7a6788 100644
--- a/doc/plotsrc/Makefile
+++ b/doc/plotsrc/Makefile
@@ -3,7 +3,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2018, Free Software Foundation, Inc.
+# Copyright (C) 2015-2019, Free Software Foundation, Inc.
 #
 # GNU Astronomy Utilities is free software: you can redistribute it
 # and/or modify it under the terms of the GNU General Public License
diff --git a/doc/plotsrc/all.tex b/doc/plotsrc/all.tex
index 5a0f58f..c9c4888 100644
--- a/doc/plotsrc/all.tex
+++ b/doc/plotsrc/all.tex
@@ -5,7 +5,7 @@
 % Original author:
 %     Mohammad Akhlaghi <address@hidden>
 % Contributing author(s):
-% Copyright (C) 2015-2018, Free Software Foundation, Inc.
+% Copyright (C) 2015-2019, Free Software Foundation, Inc.
 %
 % Gnuastro is free software: you can redistribute it and/or modify it
 % under the terms of the GNU General Public License as published by
diff --git a/doc/plotsrc/conversions.sh b/doc/plotsrc/conversions.sh
index bad65ec..df48883 100755
--- a/doc/plotsrc/conversions.sh
+++ b/doc/plotsrc/conversions.sh
@@ -13,7 +13,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2018, Free Software Foundation, Inc.
+# Copyright (C) 2015-2019, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by
diff --git a/doc/plotsrc/tex/flatplane.tex b/doc/plotsrc/tex/flatplane.tex
index eaef93c..d68d9f7 100644
--- a/doc/plotsrc/tex/flatplane.tex
+++ b/doc/plotsrc/tex/flatplane.tex
@@ -5,7 +5,7 @@
 % Original author:
 %     Mohammad Akhlaghi <address@hidden>
 % Contributing author(s):
-% Copyright (C) 2016-2018, Free Software Foundation, Inc.
+% Copyright (C) 2016-2019, Free Software Foundation, Inc.
 %
 % Gnuastro is free software: you can redistribute it and/or modify it
 % under the terms of the GNU General Public License as published by
diff --git a/doc/plotsrc/tex/iandtime.tex b/doc/plotsrc/tex/iandtime.tex
index b1e96b7..1ccea2f 100644
--- a/doc/plotsrc/tex/iandtime.tex
+++ b/doc/plotsrc/tex/iandtime.tex
@@ -5,7 +5,7 @@
 % Original author:
 %     Mohammad Akhlaghi <address@hidden>
 % Contributing author(s):
-% Copyright (C) 2015-2018, Free Software Foundation, Inc.
+% Copyright (C) 2015-2019, Free Software Foundation, Inc.
 %
 % Gnuastro is free software: you can redistribute it and/or modify it
 % under the terms of the GNU General Public License as published by
diff --git a/doc/plotsrc/tex/samplingfreq.tex b/doc/plotsrc/tex/samplingfreq.tex
index 9756018..5e34e5d 100644
--- a/doc/plotsrc/tex/samplingfreq.tex
+++ b/doc/plotsrc/tex/samplingfreq.tex
@@ -5,7 +5,7 @@
 % Original author:
 %     Mohammad Akhlaghi <address@hidden>
 % Contributing author(s):
-% Copyright (C) 2015-2018, Free Software Foundation, Inc.
+% Copyright (C) 2015-2019, Free Software Foundation, Inc.
 %
 % Gnuastro is free software: you can redistribute it and/or modify it
 % under the terms of the GNU General Public License as published by
diff --git a/doc/plotsrc/tex/sphereandplane.tex 
b/doc/plotsrc/tex/sphereandplane.tex
index 7b909c0..ee27ede 100644
--- a/doc/plotsrc/tex/sphereandplane.tex
+++ b/doc/plotsrc/tex/sphereandplane.tex
@@ -5,7 +5,7 @@
 % Original author:
 %     Mohammad Akhlaghi <address@hidden>
 % Contributing author(s):
-% Copyright (C) 2016-2018, Free Software Foundation, Inc.
+% Copyright (C) 2016-2019, Free Software Foundation, Inc.
 %
 % Gnuastro is free software: you can redistribute it and/or modify it
 % under the terms of the GNU General Public License as published by
diff --git a/doc/style.css b/doc/style.css
index 6ccdb11..2658ea0 100644
--- a/doc/style.css
+++ b/doc/style.css
@@ -3,7 +3,7 @@
 Original author:
     Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018 Free Software Foundation, Inc.
+Copyright (C) 2016-2019 Free Software Foundation, Inc.
 
 This stylesheet is free software: you can redistribute it and/or
 modify it under the terms of the GNU General Public Licence as
diff --git a/genauthors b/genauthors
index c50d51a..3a53fc7 100755
--- a/genauthors
+++ b/genauthors
@@ -16,7 +16,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2015-2018, Free Software Foundation, Inc.
+# Copyright (C) 2015-2019, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by the
diff --git a/lib/Makefile.am b/lib/Makefile.am
index 8a36723..6677a96 100644
--- a/lib/Makefile.am
+++ b/lib/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/lib/arithmetic-and.c b/lib/arithmetic-and.c
index 3d144da..2eb6999 100644
--- a/lib/arithmetic-and.c
+++ b/lib/arithmetic-and.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-bitand.c b/lib/arithmetic-bitand.c
index c8ffdcf..5aa5845 100644
--- a/lib/arithmetic-bitand.c
+++ b/lib/arithmetic-bitand.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-bitlsh.c b/lib/arithmetic-bitlsh.c
index b85d674..14ab5c8 100644
--- a/lib/arithmetic-bitlsh.c
+++ b/lib/arithmetic-bitlsh.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-bitor.c b/lib/arithmetic-bitor.c
index a42c1ec..4c9625c 100644
--- a/lib/arithmetic-bitor.c
+++ b/lib/arithmetic-bitor.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-bitrsh.c b/lib/arithmetic-bitrsh.c
index ab21cc0..c74c666 100644
--- a/lib/arithmetic-bitrsh.c
+++ b/lib/arithmetic-bitrsh.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-bitxor.c b/lib/arithmetic-bitxor.c
index 60073e3..e2fd3ce 100644
--- a/lib/arithmetic-bitxor.c
+++ b/lib/arithmetic-bitxor.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-divide.c b/lib/arithmetic-divide.c
index e69a21b..7838392 100644
--- a/lib/arithmetic-divide.c
+++ b/lib/arithmetic-divide.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-eq.c b/lib/arithmetic-eq.c
index 6ec7645..7003924 100644
--- a/lib/arithmetic-eq.c
+++ b/lib/arithmetic-eq.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-ge.c b/lib/arithmetic-ge.c
index 1f1bb58..66f47ee 100644
--- a/lib/arithmetic-ge.c
+++ b/lib/arithmetic-ge.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-gt.c b/lib/arithmetic-gt.c
index b0d66ab..353e2b1 100644
--- a/lib/arithmetic-gt.c
+++ b/lib/arithmetic-gt.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-le.c b/lib/arithmetic-le.c
index a34cd2d..0457eca 100644
--- a/lib/arithmetic-le.c
+++ b/lib/arithmetic-le.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-lt.c b/lib/arithmetic-lt.c
index ecd661c..3c0f1ae 100644
--- a/lib/arithmetic-lt.c
+++ b/lib/arithmetic-lt.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-minus.c b/lib/arithmetic-minus.c
index 2d11902..bbd083d 100644
--- a/lib/arithmetic-minus.c
+++ b/lib/arithmetic-minus.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-modulo.c b/lib/arithmetic-modulo.c
index 862218f..93fa0e4 100644
--- a/lib/arithmetic-modulo.c
+++ b/lib/arithmetic-modulo.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-multiply.c b/lib/arithmetic-multiply.c
index a714b58..28e784b 100644
--- a/lib/arithmetic-multiply.c
+++ b/lib/arithmetic-multiply.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-ne.c b/lib/arithmetic-ne.c
index ba97352..c695f8f 100644
--- a/lib/arithmetic-ne.c
+++ b/lib/arithmetic-ne.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-or.c b/lib/arithmetic-or.c
index 716469e..6117006 100644
--- a/lib/arithmetic-or.c
+++ b/lib/arithmetic-or.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic-plus.c b/lib/arithmetic-plus.c
index 611d04d..abe84cb 100644
--- a/lib/arithmetic-plus.c
+++ b/lib/arithmetic-plus.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/arithmetic.c b/lib/arithmetic.c
index d2b0f3b..cb975be 100644
--- a/lib/arithmetic.c
+++ b/lib/arithmetic.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/array.c b/lib/array.c
index c6db2f5..27271ec 100644
--- a/lib/array.c
+++ b/lib/array.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/binary.c b/lib/binary.c
index 556857d..39aa556 100644
--- a/lib/binary.c
+++ b/lib/binary.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/blank.c b/lib/blank.c
index b3c2bb7..cbf5658 100644
--- a/lib/blank.c
+++ b/lib/blank.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/box.c b/lib/box.c
index 55f77c6..912f1e6 100644
--- a/lib/box.c
+++ b/lib/box.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/checkset.c b/lib/checkset.c
index 063de37..1ec0684 100644
--- a/lib/checkset.c
+++ b/lib/checkset.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/convolve.c b/lib/convolve.c
index 20c2236..dd1ccbb 100644
--- a/lib/convolve.c
+++ b/lib/convolve.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/cosmology.c b/lib/cosmology.c
index c4d8b1e..3d3a65c 100644
--- a/lib/cosmology.c
+++ b/lib/cosmology.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/data.c b/lib/data.c
index 475de3f..15027da 100644
--- a/lib/data.c
+++ b/lib/data.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/dimension.c b/lib/dimension.c
index ec677cb..070265e 100644
--- a/lib/dimension.c
+++ b/lib/dimension.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/eps.c b/lib/eps.c
index 7a530b4..b787d5e 100644
--- a/lib/eps.c
+++ b/lib/eps.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/fits.c b/lib/fits.c
index 901a130..671b828 100644
--- a/lib/fits.c
+++ b/lib/fits.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/git.c b/lib/git.c
index e63a981..57d29e3 100644
--- a/lib/git.c
+++ b/lib/git.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-and.h 
b/lib/gnuastro-internal/arithmetic-and.h
index c17df8f..44ef3df 100644
--- a/lib/gnuastro-internal/arithmetic-and.h
+++ b/lib/gnuastro-internal/arithmetic-and.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-binary.h 
b/lib/gnuastro-internal/arithmetic-binary.h
index e8e35b5..010e874 100644
--- a/lib/gnuastro-internal/arithmetic-binary.h
+++ b/lib/gnuastro-internal/arithmetic-binary.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-bitand.h 
b/lib/gnuastro-internal/arithmetic-bitand.h
index 1dcbf6f..aa563bc 100644
--- a/lib/gnuastro-internal/arithmetic-bitand.h
+++ b/lib/gnuastro-internal/arithmetic-bitand.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-bitlsh.h 
b/lib/gnuastro-internal/arithmetic-bitlsh.h
index da8278b..86998dc 100644
--- a/lib/gnuastro-internal/arithmetic-bitlsh.h
+++ b/lib/gnuastro-internal/arithmetic-bitlsh.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-bitor.h 
b/lib/gnuastro-internal/arithmetic-bitor.h
index f4cf58b..9cd5133 100644
--- a/lib/gnuastro-internal/arithmetic-bitor.h
+++ b/lib/gnuastro-internal/arithmetic-bitor.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-bitrsh.h 
b/lib/gnuastro-internal/arithmetic-bitrsh.h
index d9139e8..b129458 100644
--- a/lib/gnuastro-internal/arithmetic-bitrsh.h
+++ b/lib/gnuastro-internal/arithmetic-bitrsh.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-bitxor.h 
b/lib/gnuastro-internal/arithmetic-bitxor.h
index c788e7b..857a43b 100644
--- a/lib/gnuastro-internal/arithmetic-bitxor.h
+++ b/lib/gnuastro-internal/arithmetic-bitxor.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-divide.h 
b/lib/gnuastro-internal/arithmetic-divide.h
index af2e6a9..d521e5a 100644
--- a/lib/gnuastro-internal/arithmetic-divide.h
+++ b/lib/gnuastro-internal/arithmetic-divide.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-eq.h 
b/lib/gnuastro-internal/arithmetic-eq.h
index 6852819..716c041 100644
--- a/lib/gnuastro-internal/arithmetic-eq.h
+++ b/lib/gnuastro-internal/arithmetic-eq.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-ge.h 
b/lib/gnuastro-internal/arithmetic-ge.h
index bab3a09..9b53546 100644
--- a/lib/gnuastro-internal/arithmetic-ge.h
+++ b/lib/gnuastro-internal/arithmetic-ge.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-gt.h 
b/lib/gnuastro-internal/arithmetic-gt.h
index e5f7bc0..aaaa6d5 100644
--- a/lib/gnuastro-internal/arithmetic-gt.h
+++ b/lib/gnuastro-internal/arithmetic-gt.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-internal.h 
b/lib/gnuastro-internal/arithmetic-internal.h
index 0736465..f9d2bdd 100644
--- a/lib/gnuastro-internal/arithmetic-internal.h
+++ b/lib/gnuastro-internal/arithmetic-internal.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-le.h 
b/lib/gnuastro-internal/arithmetic-le.h
index b67c205..857b6db 100644
--- a/lib/gnuastro-internal/arithmetic-le.h
+++ b/lib/gnuastro-internal/arithmetic-le.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-lt.h 
b/lib/gnuastro-internal/arithmetic-lt.h
index ebc3872..3238df2 100644
--- a/lib/gnuastro-internal/arithmetic-lt.h
+++ b/lib/gnuastro-internal/arithmetic-lt.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-minus.h 
b/lib/gnuastro-internal/arithmetic-minus.h
index 8d5b70c..a7a0a79 100644
--- a/lib/gnuastro-internal/arithmetic-minus.h
+++ b/lib/gnuastro-internal/arithmetic-minus.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-modulo.h 
b/lib/gnuastro-internal/arithmetic-modulo.h
index 6e6ca80..2448c60 100644
--- a/lib/gnuastro-internal/arithmetic-modulo.h
+++ b/lib/gnuastro-internal/arithmetic-modulo.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-multiply.h 
b/lib/gnuastro-internal/arithmetic-multiply.h
index a4396c8..c67a75b 100644
--- a/lib/gnuastro-internal/arithmetic-multiply.h
+++ b/lib/gnuastro-internal/arithmetic-multiply.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-ne.h 
b/lib/gnuastro-internal/arithmetic-ne.h
index 25a1469..9a564f6 100644
--- a/lib/gnuastro-internal/arithmetic-ne.h
+++ b/lib/gnuastro-internal/arithmetic-ne.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-or.h 
b/lib/gnuastro-internal/arithmetic-or.h
index 772f3b6..188c69b 100644
--- a/lib/gnuastro-internal/arithmetic-or.h
+++ b/lib/gnuastro-internal/arithmetic-or.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/arithmetic-plus.h 
b/lib/gnuastro-internal/arithmetic-plus.h
index cddfe9c..339d113 100644
--- a/lib/gnuastro-internal/arithmetic-plus.h
+++ b/lib/gnuastro-internal/arithmetic-plus.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/checkset.h b/lib/gnuastro-internal/checkset.h
index e528b6e..93eec4f 100644
--- a/lib/gnuastro-internal/checkset.h
+++ b/lib/gnuastro-internal/checkset.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/commonopts.h 
b/lib/gnuastro-internal/commonopts.h
index 50f3397..1939e69 100644
--- a/lib/gnuastro-internal/commonopts.h
+++ b/lib/gnuastro-internal/commonopts.h
@@ -6,7 +6,7 @@ IMPORTANT: This header must only be included the programs, not 
libraries.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/config.h.in 
b/lib/gnuastro-internal/config.h.in
index 1964fb3..14fa844 100644
--- a/lib/gnuastro-internal/config.h.in
+++ b/lib/gnuastro-internal/config.h.in
@@ -4,7 +4,7 @@ Functions dealing with general aspects of all Gnuastro.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/fixedstringmacros.h 
b/lib/gnuastro-internal/fixedstringmacros.h
index 479651e..66228cb 100644
--- a/lib/gnuastro-internal/fixedstringmacros.h
+++ b/lib/gnuastro-internal/fixedstringmacros.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
@@ -26,7 +26,7 @@ along with Gnuastro. If not, see 
<http://www.gnu.org/licenses/>.
 
 
 #define GAL_STRINGS_SHORT_COPYRIGHT                                     \
-  "Copyright (C) 2015-2018, Free Software Foundation, Inc."
+  "Copyright (C) 2015-2019, Free Software Foundation, Inc."
 
 
 #define GAL_STRINGS_SHORT_LICENSE                                       \
diff --git a/lib/gnuastro-internal/options.h b/lib/gnuastro-internal/options.h
index 1476642..211df64 100644
--- a/lib/gnuastro-internal/options.h
+++ b/lib/gnuastro-internal/options.h
@@ -4,7 +4,7 @@ Function to parse options and configuration file values.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/tableintern.h 
b/lib/gnuastro-internal/tableintern.h
index 7ade57d..fdfddee 100644
--- a/lib/gnuastro-internal/tableintern.h
+++ b/lib/gnuastro-internal/tableintern.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/tile-internal.h 
b/lib/gnuastro-internal/tile-internal.h
index 83c55ec..dfa402b 100644
--- a/lib/gnuastro-internal/tile-internal.h
+++ b/lib/gnuastro-internal/tile-internal.h
@@ -6,7 +6,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro-internal/timing.h b/lib/gnuastro-internal/timing.h
index 245b1a0..9b36e18 100644
--- a/lib/gnuastro-internal/timing.h
+++ b/lib/gnuastro-internal/timing.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/arithmetic.h b/lib/gnuastro/arithmetic.h
index 2e8e058..56beedf 100644
--- a/lib/gnuastro/arithmetic.h
+++ b/lib/gnuastro/arithmetic.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/array.h b/lib/gnuastro/array.h
index 9b92fc1..dd43a8b 100644
--- a/lib/gnuastro/array.h
+++ b/lib/gnuastro/array.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/binary.h b/lib/gnuastro/binary.h
index 5766123..5a4b391 100644
--- a/lib/gnuastro/binary.h
+++ b/lib/gnuastro/binary.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/blank.h b/lib/gnuastro/blank.h
index ba92425..3ccc206 100644
--- a/lib/gnuastro/blank.h
+++ b/lib/gnuastro/blank.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/box.h b/lib/gnuastro/box.h
index 3e4312d..c41a1a8 100644
--- a/lib/gnuastro/box.h
+++ b/lib/gnuastro/box.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/convolve.h b/lib/gnuastro/convolve.h
index addf8b8..8e61940 100644
--- a/lib/gnuastro/convolve.h
+++ b/lib/gnuastro/convolve.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/cosmology.h b/lib/gnuastro/cosmology.h
index 377dd19..b7568ad 100644
--- a/lib/gnuastro/cosmology.h
+++ b/lib/gnuastro/cosmology.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/data.h b/lib/gnuastro/data.h
index 32adbd7..c81bcc2 100644
--- a/lib/gnuastro/data.h
+++ b/lib/gnuastro/data.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/dimension.h b/lib/gnuastro/dimension.h
index 46e68fa..205820a 100644
--- a/lib/gnuastro/dimension.h
+++ b/lib/gnuastro/dimension.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/eps.h b/lib/gnuastro/eps.h
index ab8ed3d..f2a6d3f 100644
--- a/lib/gnuastro/eps.h
+++ b/lib/gnuastro/eps.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/fits.h b/lib/gnuastro/fits.h
index c37c6c0..3816b39 100644
--- a/lib/gnuastro/fits.h
+++ b/lib/gnuastro/fits.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/git.h b/lib/gnuastro/git.h
index 4f8f334..f3c4f8d 100644
--- a/lib/gnuastro/git.h
+++ b/lib/gnuastro/git.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/interpolate.h b/lib/gnuastro/interpolate.h
index 53979a1..1c72730 100644
--- a/lib/gnuastro/interpolate.h
+++ b/lib/gnuastro/interpolate.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/jpeg.h b/lib/gnuastro/jpeg.h
index 52c1cc7..0a66267 100644
--- a/lib/gnuastro/jpeg.h
+++ b/lib/gnuastro/jpeg.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/label.h b/lib/gnuastro/label.h
index fb21aa5..314a7f4 100644
--- a/lib/gnuastro/label.h
+++ b/lib/gnuastro/label.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/list.h b/lib/gnuastro/list.h
index 492e189..e0f790e 100644
--- a/lib/gnuastro/list.h
+++ b/lib/gnuastro/list.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/match.h b/lib/gnuastro/match.h
index a876bec..cb3cf56 100644
--- a/lib/gnuastro/match.h
+++ b/lib/gnuastro/match.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/pdf.h b/lib/gnuastro/pdf.h
index 033a8e4..1987127 100644
--- a/lib/gnuastro/pdf.h
+++ b/lib/gnuastro/pdf.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/permutation.h b/lib/gnuastro/permutation.h
index c1ad46e..ba73d87 100644
--- a/lib/gnuastro/permutation.h
+++ b/lib/gnuastro/permutation.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/pointer.h b/lib/gnuastro/pointer.h
index e4292e6..1a05e52 100644
--- a/lib/gnuastro/pointer.h
+++ b/lib/gnuastro/pointer.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/polygon.h b/lib/gnuastro/polygon.h
index b3f3ff8..70fe416 100644
--- a/lib/gnuastro/polygon.h
+++ b/lib/gnuastro/polygon.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/qsort.h b/lib/gnuastro/qsort.h
index c6e8b76..2437b95 100644
--- a/lib/gnuastro/qsort.h
+++ b/lib/gnuastro/qsort.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/statistics.h b/lib/gnuastro/statistics.h
index ec3ecd2..ded7540 100644
--- a/lib/gnuastro/statistics.h
+++ b/lib/gnuastro/statistics.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/table.h b/lib/gnuastro/table.h
index 68b2012..ed183a9 100644
--- a/lib/gnuastro/table.h
+++ b/lib/gnuastro/table.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/threads.h b/lib/gnuastro/threads.h
index 75daac0..605c264 100644
--- a/lib/gnuastro/threads.h
+++ b/lib/gnuastro/threads.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/tiff.h b/lib/gnuastro/tiff.h
index 2e2b008..2b953b4 100644
--- a/lib/gnuastro/tiff.h
+++ b/lib/gnuastro/tiff.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/tile.h b/lib/gnuastro/tile.h
index 2699142..59fe387 100644
--- a/lib/gnuastro/tile.h
+++ b/lib/gnuastro/tile.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/txt.h b/lib/gnuastro/txt.h
index 4429b00..8371fb8 100644
--- a/lib/gnuastro/txt.h
+++ b/lib/gnuastro/txt.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/type.h b/lib/gnuastro/type.h
index e3ae316..a57214e 100644
--- a/lib/gnuastro/type.h
+++ b/lib/gnuastro/type.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/gnuastro/wcs.h b/lib/gnuastro/wcs.h
index 13c2bb5..7395dfd 100644
--- a/lib/gnuastro/wcs.h
+++ b/lib/gnuastro/wcs.h
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/interpolate.c b/lib/interpolate.c
index 319fde9..8cd99c5 100644
--- a/lib/interpolate.c
+++ b/lib/interpolate.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/jpeg.c b/lib/jpeg.c
index f89c6d0..c7c5151 100644
--- a/lib/jpeg.c
+++ b/lib/jpeg.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/label.c b/lib/label.c
index 666bee4..8d2e3a7 100644
--- a/lib/label.c
+++ b/lib/label.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/list.c b/lib/list.c
index 4197690..1c84a7c 100644
--- a/lib/list.c
+++ b/lib/list.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/match.c b/lib/match.c
index c433585..5a7d42c 100644
--- a/lib/match.c
+++ b/lib/match.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/options.c b/lib/options.c
index b0b580d..cd7fd32 100644
--- a/lib/options.c
+++ b/lib/options.c
@@ -4,7 +4,7 @@ Function to parse options and configuration file values.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/pdf.c b/lib/pdf.c
index 794a9f5..b090267 100644
--- a/lib/pdf.c
+++ b/lib/pdf.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/permutation.c b/lib/permutation.c
index 363cd6a..470e240 100644
--- a/lib/permutation.c
+++ b/lib/permutation.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/pointer.c b/lib/pointer.c
index 9727874..3e09cd1 100644
--- a/lib/pointer.c
+++ b/lib/pointer.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/polygon.c b/lib/polygon.c
index 1bd4bfa..75057ef 100644
--- a/lib/polygon.c
+++ b/lib/polygon.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/qsort.c b/lib/qsort.c
index 59e5a59..b7725c3 100644
--- a/lib/qsort.c
+++ b/lib/qsort.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/statistics.c b/lib/statistics.c
index dbe0326..61888e1 100644
--- a/lib/statistics.c
+++ b/lib/statistics.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/table.c b/lib/table.c
index 69246ae..afc3d21 100644
--- a/lib/table.c
+++ b/lib/table.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/tableintern.c b/lib/tableintern.c
index a014bcb..f1c8e8b 100644
--- a/lib/tableintern.c
+++ b/lib/tableintern.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/threads.c b/lib/threads.c
index 433ce33..4aeaaf6 100644
--- a/lib/threads.c
+++ b/lib/threads.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/tiff.c b/lib/tiff.c
index bc1467d..3e9894b 100644
--- a/lib/tiff.c
+++ b/lib/tiff.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2018-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/tile-internal.c b/lib/tile-internal.c
index 7a83e6d..ed9e051 100644
--- a/lib/tile-internal.c
+++ b/lib/tile-internal.c
@@ -6,7 +6,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2018, Free Software Foundation, Inc.
+Copyright (C) 2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/tile.c b/lib/tile.c
index a37ece9..9a1629f 100644
--- a/lib/tile.c
+++ b/lib/tile.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/timing.c b/lib/timing.c
index 86b66e4..23dfd0d 100644
--- a/lib/timing.c
+++ b/lib/timing.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/txt.c b/lib/txt.c
index a9fe6b9..4404e2f 100644
--- a/lib/txt.c
+++ b/lib/txt.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/type.c b/lib/type.c
index 5a42e84..560a305 100644
--- a/lib/type.c
+++ b/lib/type.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2016-2018, Free Software Foundation, Inc.
+Copyright (C) 2016-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/lib/wcs.c b/lib/wcs.c
index cb16dec..8d0f768 100644
--- a/lib/wcs.c
+++ b/lib/wcs.c
@@ -5,7 +5,7 @@ This is part of GNU Astronomy Utilities (Gnuastro) package.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/tests/Makefile.am b/tests/Makefile.am
index 406b325..deb46ca 100644
--- a/tests/Makefile.am
+++ b/tests/Makefile.am
@@ -3,7 +3,7 @@
 ## Original author:
 ##     Mohammad Akhlaghi <address@hidden>
 ## Contributing author(s):
-## Copyright (C) 2015-2018, Free Software Foundation, Inc.
+## Copyright (C) 2015-2019, Free Software Foundation, Inc.
 ##
 ## Gnuastro is free software: you can redistribute it and/or modify it
 ## under the terms of the GNU General Public License as published by
diff --git a/tests/buildprog/simpleio.c b/tests/buildprog/simpleio.c
index 11f6597..60ed624 100644
--- a/tests/buildprog/simpleio.c
+++ b/tests/buildprog/simpleio.c
@@ -4,7 +4,7 @@ A test program to multithreaded building using Gnuastro's 
helpers.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/tests/during-dev.sh b/tests/during-dev.sh
index c3ffb8c..676f69b 100755
--- a/tests/during-dev.sh
+++ b/tests/during-dev.sh
@@ -41,7 +41,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2016-2018, Free Software Foundation, Inc.
+# Copyright (C) 2016-2019, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it under
 # the terms of the GNU General Public License as published by the Free
diff --git a/tests/lib/multithread.c b/tests/lib/multithread.c
index 42f632c..646c61d 100644
--- a/tests/lib/multithread.c
+++ b/tests/lib/multithread.c
@@ -4,7 +4,7 @@ A test program to multithreaded building using Gnuastro's 
helpers.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2017-2018, Free Software Foundation, Inc.
+Copyright (C) 2017-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/tests/lib/versioncxx.cpp b/tests/lib/versioncxx.cpp
index 0e62f3a..caca0cd 100644
--- a/tests/lib/versioncxx.cpp
+++ b/tests/lib/versioncxx.cpp
@@ -4,7 +4,7 @@ A test program to get and use the version number of Gnuastro 
within C++.
 Original author:
      Mohammad Akhlaghi <address@hidden>
 Contributing author(s):
-Copyright (C) 2015-2018, Free Software Foundation, Inc.
+Copyright (C) 2015-2019, Free Software Foundation, Inc.
 
 Gnuastro is free software: you can redistribute it and/or modify it
 under the terms of the GNU General Public License as published by the
diff --git a/tests/prepconf.sh b/tests/prepconf.sh
index d82d8de..1cb8640 100755
--- a/tests/prepconf.sh
+++ b/tests/prepconf.sh
@@ -6,7 +6,7 @@
 # Original author:
 #     Mohammad Akhlaghi <address@hidden>
 # Contributing author(s):
-# Copyright (C) 2016-2018, Free Software Foundation, Inc.
+# Copyright (C) 2016-2019, Free Software Foundation, Inc.
 #
 # Gnuastro is free software: you can redistribute it and/or modify it
 # under the terms of the GNU General Public License as published by the



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