master updated (9682aa2 -> 21b03fa)

[Glenn Morris]

gm pushed a change to branch master.

      from  9682aa2   * lisp/dired-aux.el (dired-vc-deduce-fileset): Add 
autoload cookie.
      adds  6eb18a9   Move tab-bar and tab-line faces to faces.el (part of 
bug#41200)
      adds  c43e5ed   * lisp/image-mode.el (image-transform-original): New 
command (bug#41222).
      adds  43ad7dc   Clean up D-Bus documentation (bug#41744)
      adds  6b9eac6   * lisp/simple.el (shell-command-on-region): Fix docstring.
      adds  22f4fba   * lisp/emulation/cua-rect.el 
(cua--rectangle-region-insert): New function.
      adds  6cdecc2   Revert markup change in with-coding-priority docs
      adds  079b0dc   Delete, don't kill, dir dir fragments in 
icomplete-fido-backward-updir
      adds  a71d178   * doc/misc/tramp.texi (Predefined connection 
information): Add "tmpdir".
      adds  1dff0a8   * lisp/image-mode.el (image-toggle-display-image): Fix 
fit of rotated images.
      adds  cd4f75b   Rename default function to 
next-error-buffer-unnavigated-current (bug#40919)
      adds  01e86b9   Fix recentf typo in Emacs manual
      adds  229995b   Fix some Texinfo markup
       new  21b03fa   Merge from origin/emacs-27


Summary of changes:
 doc/emacs/files.texi                |   6 +-
 doc/emacs/frames.texi               |  21 +-
 doc/emacs/misc.texi                 |   6 +-
 doc/lispref/control.texi            |   2 +-
 doc/lispref/debugging.texi          |   2 +-
 doc/lispref/errors.texi             |   5 +-
 doc/lispref/files.texi              |   2 +-
 doc/lispref/frames.texi             |   2 +-
 doc/lispref/nonascii.texi           |   6 +-
 doc/lispref/os.texi                 |   2 +-
 doc/lispref/text.texi               |   2 +-
 doc/misc/dbus.texi                  | 826 ++++++++++++++++++------------------
 doc/misc/efaq-w32.texi              |  14 +-
 doc/misc/efaq.texi                  |   2 +-
 doc/misc/emacs-gnutls.texi          |   2 +-
 doc/misc/gnus-faq.texi              |   5 +-
 doc/misc/message.texi               |   4 +-
 doc/misc/tramp.texi                 |   6 +
 etc/NEWS.27                         |   4 +-
 lisp/emulation/cua-rect.el          |   6 +-
 lisp/faces.el                       |  27 ++
 lisp/icomplete.el                   |   5 +-
 lisp/image-mode.el                  |  32 +-
 lisp/net/dbus.el                    | 228 +++++-----
 lisp/simple.el                      |  16 +-
 lisp/tab-bar.el                     |  15 +-
 lisp/tab-line.el                    |  16 +-
 test/manual/etags/tex-src/gzip.texi |   2 +-
 28 files changed, 653 insertions(+), 613 deletions(-)