master updated (299744e -> 64d9b4c)

[Glenn Morris]

gm pushed a change to branch master.

      from  299744e   * lisp/vc/smerge-mode.el (smerge-start-session): Don't 
re-enable
      adds  8d28c98   Fix display of Big5 characters when using Fontconfig
      adds  cbe6431   Improve Package Menu hiding docstrings
      adds  3a8a231   * lisp/textmodes/fill.el (fill-nobreak-predicate): Fix 
documentation.
       new  45630d0   Merge from origin/emacs-27
      adds  dcc943b   * lisp/progmodes/cc-defs.el (c-version): update to 5.34.1 
for Emacs 27.1
       new  d815e1e   ; Merge from origin/emacs-27
      adds  3a671ad   Fix regression in wisent-total-conflicts
      adds  5beb269   Support Unicode 13.0
      adds  f8254aa   * lisp/image/image-converter.el: Support more ImageMagick 
versions (bug#39994)
      adds  a7b8291   * etc/NEWS: Make the `--eval` example slightly more 
precise
      adds  a2dd8c4   * lisp/tab-line.el: Fix tab-line-format and 
tab-line-format-template.
      adds  5747a59   Recalculate default font when switching font backend
      adds  e92b8e5   Remove raw carriage return characters from test file.
       new  64d9b4c   Merge from origin/emacs-27


Summary of changes:
 admin/unidata/BidiBrackets.txt                 |   6 +-
 admin/unidata/BidiMirroring.txt                |   8 +-
 admin/unidata/Blocks.txt                       |  14 +-
 admin/unidata/NormalizationTest.txt            | 266 ++++---
 admin/unidata/SpecialCasing.txt                |   4 +-
 admin/unidata/UnicodeData.txt                  | 963 ++++++++++++++++++++++++-
 admin/unidata/blocks.awk                       |   1 +
 admin/unidata/copyright.html                   |  20 +-
 etc/NEWS.27                                    |   5 +-
 lisp/cedet/semantic/wisent/comp.el             |  13 +-
 lisp/emacs-lisp/package.el                     |  20 +-
 lisp/image/image-converter.el                  |   5 +-
 lisp/international/characters.el               |  46 +-
 lisp/international/fontset.el                  |   9 +-
 lisp/international/mule-cmds.el                |   4 +-
 lisp/tab-line.el                               |   9 +-
 lisp/textmodes/fill.el                         |   3 +-
 src/dispextern.h                               |   3 +
 src/frame.c                                    |  12 +-
 src/ftfont.c                                   |   2 +-
 src/macfont.m                                  |   2 +-
 src/nsterm.m                                   |  10 +-
 src/w32fns.c                                   |   2 +-
 src/w32term.c                                  |   3 +-
 src/w32term.h                                  |   4 +
 src/xfns.c                                     |   2 +-
 src/xterm.c                                    |   3 +-
 src/xterm.h                                    |   1 +
 test/lisp/electric-tests.el                    |   6 +-
 test/lisp/international/ucs-normalize-tests.el |  46 +-
 test/manual/BidiCharacterTest.txt              |   6 +-
 31 files changed, 1289 insertions(+), 209 deletions(-)