[mutter] (15 commits) Non-fast-forward update to branch wip/carlosg/event-cleanup

[Carlos Garnacho <carlosg src gnome org>]

The branch 'wip/carlosg/event-cleanup' 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:

  8abbff9... clutter: Drop CLUTTER_CLIENT_MESSAGE event
  0862fd1... clutter: Drop CLUTTER_DESTROY_NOTIFY event
  bb5c50d... clutter: Simplify stage state management
  5a24067... backends/x11: Drop platform-specific event data
  1d63eb8... clutter: Move evdev evcode data to Clutter button/key event
  743330c... backends: Unify touch sequence to slot conversion
  086acd8... wayland: Drop HAVE_BACKEND_NATIVE checks in wl_touch implem
  1162632... clutter: Move relative motion information to ClutterEvent
  d60bb34... backends/native: Drop MetaEventNative
  74d031d... clutter: Drop infrastructure to copy/free platform event da
  195ddc2... clutter: Do not poke backend code for motion compression

Commits added to the branch:

  517dc99... Update Portuguese translation (*)
  14ab90e... clutter/actor: Initialize out variable (*)
  745ccc5... compositor: Fix warning with -Wmaybe-uninitialized (*)
  20ac791... backends/native: Avoid -Wmaybe-uninitialized warning (*)
  97b0f5c... clutter: Drop CLUTTER_CLIENT_MESSAGE event
  02dd73c... clutter: Drop CLUTTER_DESTROY_NOTIFY event
  e25c9f8... clutter: Simplify stage state management
  63a24fa... backends/x11: Drop platform-specific event data
  983a444... clutter: Move evdev evcode data to Clutter button/key event
  f2d86a4... backends: Unify touch sequence to slot conversion
  39d6f83... wayland: Drop HAVE_BACKEND_NATIVE checks in wl_touch implem
  29f97f0... clutter: Move relative motion information to ClutterEvent
  936a5c8... backends/native: Drop MetaEventNative
  48468ab... clutter: Drop infrastructure to copy/free platform event da
  13af876... clutter: Do not poke backend code for motion compression

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