[mutter] (9 commits) Non-fast-forward update to branch wip/carlosg/input-in-backends

[Carlos Garnacho <carlosg src gnome org>]

The branch 'wip/carlosg/input-in-backends' 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:

  975a919... clutter: Move X11 input to src/backends/x11
  edbf3cb... backends: Don't use glib types in new X11 backend objects
  3aded5c... backends: Move nested stage to src/backends/x11/nested
  127c8bf... clutter: Drop unused function to translate to screen coordi
  3c52cdc... clutter: Drop functions to get XVisualInfo
  cf341a8... clutter: Move evdev input to src/backends/native
  1e280ea... backends: Don't use glib types in new native backend object
  300c603... clutter: Move tests to src/tests
  dd07b8d... tests: Move clutter-test-utils.[ch] to src/tests

Commits added to the branch:

  6104085... clutter: Move X11 input to src/backends/x11
  2b6db07... backends: Don't use glib types in new X11 backend objects
  507f5fd... backends: Move nested stage to src/backends/x11/nested
  afe9f5b... clutter: Drop unused function to translate to screen coordi
  6fa765f... clutter: Drop functions to get XVisualInfo
  976a985... clutter: Move evdev input to src/backends/native
  1409bac... backends: Don't use glib types in new native backend object
  63288c7... clutter: Move tests to src/tests
  849161f... tests: Move clutter-test-utils.[ch] to src/tests