master updated (6cb557e -> fa6d565)

[Glenn Morris]

gm pushed a change to branch master.

      from  6cb557e   * lisp/progmodes/js.el (js-mode): Remove second call to 
c-init-language-vars
      adds  b07e3b1   Improve format-spec documentation (bug#41571)
      adds  cf473e7   * test/lisp/battery-tests.el: New file.
      adds  7d323f0   Silence some byte-compiler warnings in tests
      adds  30a7ee5   Fix Arabic shaping when eww/shr fill the text to be 
rendered
      adds  73749ef   Update Ukrainian transliteration
      adds  bf09106   Improve documentation of 'sort-subr'
      adds  cc35b19   Update package-menu-quick-help
      adds  3916e63   Have Fido mode also imitate Ido mode in ignore-case 
options
      adds  d8593fd   Minor improvements to EDE and EIEIO manuals
      adds  fbd49f9   * src/xdisp.c (Fwindow_text_pixel_size): Doc fix.  
(Bug#41737)
      adds  dd366b5   Improve documentation of 'window-text-pixel-size'
      adds  1af0e95   Gnus nnir-summary-line-format has no effect
      adds  35661ef   Fix typo in "(elisp) Type Keywords"
       new  fa6d565   Merge from origin/emacs-27


Summary of changes:
 doc/lispref/customize.texi               |   2 +-
 doc/lispref/display.texi                 |  55 ++++++----
 doc/lispref/strings.texi                 | 176 +++++++++++++++++++++++++++++++
 doc/lispref/text.texi                    |  75 ++-----------
 doc/misc/ede.texi                        |  10 +-
 doc/misc/eieio.texi                      |  17 ++-
 lisp/emacs-lisp/package.el               |   7 +-
 lisp/format-spec.el                      |  49 +++++----
 lisp/gnus/nnir.el                        |   9 +-
 lisp/icomplete.el                        |   5 +-
 lisp/language/cyril-util.el              |   6 +-
 src/hbfont.c                             |   7 +-
 src/xdisp.c                              |  60 ++++++-----
 test/lisp/battery-tests.el               |  58 ++++++++++
 test/lisp/emacs-lisp/cl-generic-tests.el |   8 +-
 test/lisp/emacs-lisp/package-tests.el    |   5 +
 test/lisp/eshell/eshell-tests.el         |   1 +
 test/lisp/image/exif-tests.el            |   5 +-
 test/lisp/international/ccl-tests.el     |   3 +
 test/lisp/mail/footnote-tests.el         |   6 +-
 test/lisp/progmodes/elisp-mode-tests.el  |  11 +-
 test/lisp/progmodes/sql-tests.el         |   2 +-
 test/lisp/simple-tests.el                |   3 +-
 test/lisp/wdired-tests.el                |   2 +
 test/src/buffer-tests.el                 |   1 +
 test/src/data-tests.el                   |   6 +-
 26 files changed, 417 insertions(+), 172 deletions(-)
 create mode 100644 test/lisp/battery-tests.el