[FYI] Merge branch 'maint' into master

[Stefano Lattarini]

commit d2d3b76a8e93a00c52df2bdda5489688498e5294
Merge: a8b0276 e9d79f1
Author: Stefano Lattarini <address@hidden>
Date:   Mon Jun 3 21:20:51 2013 +0200

    Merge branch 'maint'

    * maint:
      configure: remove an obsolete TODO comment
      post-release: micro version bump (1.13.3a)
      release: stable micro release 1.13.3
      typofix: fix grammaro in comments in t/tags-pr12372.sh
      NEWS: minor fixlets, re-wording, and better text wrapping
      tests: slightly stricter checks in t/cxx-demo.sh
      tests: fix spurious failure when 'etags' program is Exuberant Ctags
      tests: fix spurious failure due to missing sleeps
      maint: version bump after beta release 1.13b
      release: beta release 1.13b (will become 1.14)
      maint: support new Automake versioning scheme in tagging/uploading rules
      announcement: can be generated from development snapshots as well
      announcement: can be generated from development snapshots as well
      announcement: be less strict in the paring of NEWS
      maint: version bump after beta release 1.13.2b
      release: beta release 1.13.2b (will become 1.13.3)
      sync: update config.guess from upstream
      automake: assume we can always pass '-o' to the C compiler
      NEWS: document recent testsuite fixes (MinGW/MSYS related)
      depcomp: avoid trailing backslash in depfile for depmode=msvc7
      tests: prune some weed in a non-POSIX test
      tests: avoid a spurious failure on MSYS
      t/README: document "run_make", discourage "make -e"
      cosmetics: tiny whitespace fixlets
      tests: avoid a spurious failure with MSVC
      tests: avoid a spurious failure on non-POSIX systems

    Signed-off-by: Stefano Lattarini <address@hidden>