[swell-foop] (30 commits) Non-fast-forward update to branch arnaudb/wip/gtk4

[Arnaud B. <arnaudb src gnome org>]

The branch 'arnaudb/wip/gtk4' 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:

  364dcbb... Compile with Gtk4.
  32ea99f... Drop Clutter dependency.
  33b618d... Replace GdkScreen by GdkDisplay.
  9883cf3... Adapt a method.
  696d7c9... No need to set events anymore.
  a3c6a43... Adapt to EventController API.
  59aaf17... Adapt UI files.
  25c275f... Drop Clutter.
  eefc697... Use a FixedLayout.
  677ad83... Add animations.
  7e9c9d9... Fixed removed container and dialog methods
  7ee769a... Fix ghost tiles.
  e276a37... Use constants for animation lengths
  265671a... Use gtk4 wip branches in flatpak
  d7ecc00... Small thing, to test.
  8903838... Comment waiting for MenuButton to gain active property.
  1d7ab4c... Comment a headerbar stuff.
  4d62e49... Save settings on window destroy.
  4454845... Manually disconnect signals.
  bea5ef4... Fix warnings.
  23765a7... Some cleanings.
  27b1930... Fix the redo bug.
  d9c0f3e... Kill unused thing
  96eda9f... Adapt to Context constructors.
  7bc629f... Add a leak.

Commits added to the branch:

  dcca485... Update Portuguese translation (*)
  f9b7e3b... Update Latvian translation (*)
  83da831... Update French help translation (*)
  119706f... Update Polish translation (*)
  b5957b5... Compile with Gtk4.
  868d70a... Drop Clutter dependency.
  42090e2... Replace GdkScreen by GdkDisplay.
  f07b1a1... Adapt a method.
  cd34b0d... No need to set events anymore.
  f7a1006... Adapt to EventController API.
  ff0d554... Adapt UI files.
  bd786f8... Drop Clutter.
  065e389... Use a FixedLayout.
  7ce11b1... Add animations.
  ab60694... Fixed removed container and dialog methods
  4ac608b... Fix ghost tiles.
  b12a98b... Use constants for animation lengths
  ea4ad20... Use gtk4 wip branches in flatpak
  54f563e... Small thing, to test.
  955fbfd... Comment waiting for MenuButton to gain active property.
  63243d6... Comment a headerbar stuff.
  f337458... Save settings on window destroy.
  853c790... Manually disconnect signals.
  be1832a... Fix warnings.
  e7af280... Some cleanings.
  629d866... Fix the redo bug.
  79e3a6a... Kill unused thing
  aa4a3d7... Adapt to Context constructors.
  366bc88... Add a leak.
  d455515... Use Control.

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