[gnome-calendar] (19 commits) Non-fast-forward update to branch fix-shifting-events

[Ray Strode <halfline src gnome org>]

The branch 'fix-shifting-events' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  10afeb8... manager: Fix bug where recurring events shift after being e

Commits added to the branch:

  b0e9e67... calendar-monitor: Shuffle some variables around (*)
  26b3bec... calendar-monitor: Replace mutex by a rw-lock (*)
  c3027e4... calendar-monitor: Simplify locking code a bit (*)
  a651e95... calendar-monitor: Move events hash table to shared section (*)
  f44aba3... calendar-monitor: Properly update and delete recurrent even (*)
  e8e1f05... event: Trivial style fix (*)
  800b026... event-widget: Properly dispose template children (*)
  d585b4a... manager: Remove unnecessary comment (*)
  9219478... utils: Add boolean flag for showing MOD_ALL (*)
  03d5a85... views: Don't show MOD_ALL (*)
  56dfc64... event-editor/dialog: Don't apply changes to readonly events (*)
  fbfb9ce... event-editor/sections: Add vfunc to check for changes (*)
  d679775... event-editor/dialog: Don't apply changes if nothing changed (*)
  db9ec7b... event-editor/dialog: Don't show MOD_ALL if schedule changed (*)
  a23d63f... event-editor/dialog: Don't ask mod type if event wasn't rec (*)
  6b012bb... event-editor/schedule: Trivial autoptr cleanup (*)
  b89284e... window: Properly hide start headerbar buttons (*)
  c973a12... Revert "event-editor/dialog: Don't show MOD_ALL if schedule
  7165f96... manager: Fix bug where recurring events shift after being e

(*) This commit already existed in another branch; no separate mail sent