master updated (6830199 -> 1d50050)

[Glenn Morris]

gm pushed a change to branch master.

      from  6830199   Enable newsticker--group-shift-feed-(up|down) to move 
groups as well
      adds  8b8708e   Fix example in Sequence Functions node in the manual
      adds  abedf3a   Fix language-environment and font selection on MS-Windows
      adds  4712c75   Clarify when activate-mark-hook is run
       new  07b22b6   Merge from origin/emacs-27
      adds  120149c   Clarify "changes" in CONTRIBUTE
       new  51d056b   ; Merge from origin/emacs-27
      adds  dcc00bb   ; * CONTRIBUTE: Clarify the "15-lines" rule a bit more.
      adds  d03f2a6   Avoid assertion violation in callproc.c
      adds  da64a25   ; * CONTRIBUTE: Yet another clarification of significant 
changes.
      adds  c977370   Avoid point movement when visiting image files
      adds  850f18e   Allow newlines in password prompts again in comint
      adds  9882e63   ; * CONTRIBUTE: Another wording change regarding tiny 
changes.
      adds  dcb2015   Mention the GNU Kind Communications Guidelines in the FAQ
      adds  8e8b46e   More accurate documentation of the "r" interactive spec
       new  1d50050   Merge from origin/emacs-27


Summary of changes:
 CONTRIBUTE                 | 14 ++++++++-----
 doc/lispref/commands.texi  |  5 ++++-
 doc/lispref/markers.texi   |  4 ++--
 doc/lispref/sequences.texi |  2 +-
 doc/misc/efaq.texi         |  5 +++++
 lisp/comint.el             |  4 +++-
 lisp/image-mode.el         |  4 +++-
 lisp/simple.el             |  5 +++--
 lisp/w32-fns.el            |  1 +
 src/callproc.c             |  6 +++++-
 src/w32.c                  | 51 ++++++++++++++++++++++++++++++++++++++++++++++
 11 files changed, 87 insertions(+), 14 deletions(-)