[mutter] (6 commits) Non-fast-forward update to branch gbsneto/kill-vblank

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

The branch 'gbsneto/kill-vblank' 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:

  d3f95fe... clutter: Remove ability to externally set sync-to-vblank
  3acdf21... cogl-framebuffer: Remove swap_throttled config
  dc2fce2... clutter: Rename SYNC_TO_VBLANK to SWAP_THROTTLE
  ba46110... clutter: minor documentation update

Commits added to the branch:

  1f3e917... clutter/x11: detect tablet type from the Wacom property (*)
  fe0a394... build: check for cvt only when building the native backend (*)
  ae4d3bc... clutter: Remove ability to externally set sync-to-vblank
  7d20101... cogl-framebuffer: Remove swap_throttled config
  df284f9... clutter: Rename SYNC_TO_VBLANK to SWAP_THROTTLE
  2b938ce... clutter: minor documentation update

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