[mutter] (8 commits) Non-fast-forward update to branch gbsneto/screencast-improvements

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

The branch 'gbsneto/screencast-improvements' 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:

  4cc3c84... clutter/stage-view: Annotate some functions
  8bf8982... clutter: Make ClutterStageView a public class
  3983bf6... clutter/stage: Own clutter_stage_get_view_at()
  d05219c... clutter/stage: Emit after-paint after painting
  3a29c35... clutter/stage: Add ClutterStage:paint-view
  a6428e6... clutter/tests: Connect to ClutterStage:paint-view
  9db88ec... stage: Introduce MetaStageWatch and family
  1064e44... screen-cast-monitor-stream-src: Watch monitors using MetaSt

Commits added to the branch:

  619b566... clutter/stage-view: Annotate some functions
  90232b2... clutter: Make ClutterStageView a public class
  5700205... clutter/stage: Own clutter_stage_get_view_at()
  505c31f... clutter/stage: Emit after-paint after painting
  348e0ac... clutter/stage: Add ClutterStage:paint-view
  6549c36... clutter/tests: Connect to ClutterStage:paint-view
  b98c282... stage: Introduce MetaStageWatch and family
  24da389... screen-cast-monitor-stream-src: Watch monitors using MetaSt