master updated (a67415a -> 788c248)

[Glenn Morris]

gm pushed a change to branch master.

      from  a67415a   Remove stale comments
      adds  e2406ff   * lisp/dired.el (dired-toggle-marks): Doc fix.  
(Bug#41097)
      adds  632aa9d   Go back to “Bahá’í”
      adds  3d81995   Fix docstring of flymake-make-diagnostic (bug#40351)
      adds  a37290a   In x_hide_tip reset tip_last_frame for GTK+ tooltips only 
(Bug#41200)
      adds  48830c7   Fix a crash in handle_display_spec
      adds  747e0a2   Improve ediff readability in misterioso theme (Bug#41221)
      adds  406fb07   Fix documentation related to 'command-switch-alist'.
      adds  e75f6be   Fix dired default file operation (bug#41261)
      adds  2854167   Consider face inheritance when checking region face 
background.
      adds  efd4e97   Reflect the emacs-devel ELPA/MELPA dispute in FAQ
      adds  b4937f6   Improve documentation of manually installing Lisp packages
       new  788c248   Merge from origin/emacs-27


Summary of changes:
 doc/emacs/building.texi        | 32 ++++++++++++++++++++++++++++
 doc/emacs/calendar.texi        |  2 +-
 doc/emacs/package.texi         | 32 ++++++++++++++++++++--------
 doc/lispref/os.texi            | 10 ++++++++-
 doc/misc/efaq.texi             |  5 ++++-
 etc/themes/misterioso-theme.el |  7 +++++++
 lisp/dired-aux.el              |  7 +++----
 lisp/dired.el                  |  4 ++--
 lisp/progmodes/flymake.el      |  7 ++++---
 lisp/simple.el                 |  2 +-
 src/xdisp.c                    |  2 +-
 src/xfns.c                     |  8 ++++---
 test/lisp/startup-tests.el     | 47 ++++++++++++++++++++++++++++++++++++++++++
 13 files changed, 139 insertions(+), 26 deletions(-)
 create mode 100644 test/lisp/startup-tests.el