[mutter] (17 commits) Non-fast-forward update to branch gbsneto/graphene-frustrum

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

The branch 'gbsneto/graphene-frustrum' 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:

  8d2ff76... clutter/stage: Simplify view setup
  b0fc3f6... clutter/stage: Use graphene_plane_t for clipping planes
  8943870... clutter/actor: Remove unnecessary check
  969b360... clutter/actor: Trivial code shuffling
  a35dbd2... clutter: Remove ClutterPlane
  bfda5f4... clutter/stage: Use graphene_frustum_t for clipping
  a02e123... clutter/actor: Use switch instead of if/else
  8134453... clutter: Remove CLUTTER_CULL_RESULT_PARTIAL
  95f012a... clutter/stage: Don't setup view on pick
  588422b... clutter/stage: Move clip frustum to ClutterPaintContext
  000ef60... clutter/stage: Remove outdated comment
  e1d729d... clutter/stage: Move pick cache invalidation out of setup
  99e62da... clutter/stage: Use multiple frusta depending on the redraw 
  a830518... clutter/actor: Remove region culling
  7ec3691... clutter/stage: Simplify frustum setup function

Commits added to the branch:

  3d31941... cluter/stage: Use 1.0 for z-near
  76e979c... clutter: Use graphene_matrix_inverse()
  f9fe822... clutter/stage: Simplify view setup
  53a07b3... clutter/stage: Use graphene_plane_t for clipping planes
  d48b546... clutter/actor: Remove unnecessary check
  6c082ce... clutter/actor: Trivial code shuffling
  51528fa... clutter: Remove ClutterPlane
  ce9cc0a... clutter/stage: Use graphene_frustum_t for clipping
  d04ede5... clutter/actor: Use switch instead of if/else
  bec61a6... clutter: Remove CLUTTER_CULL_RESULT_PARTIAL
  177eee4... clutter/stage: Don't setup view on pick
  c29221c... clutter/stage: Move clip frustum to ClutterPaintContext
  f565cb8... clutter/stage: Remove outdated comment
  af11a98... clutter/stage: Move pick cache invalidation out of setup
  3f0bad7... clutter/stage: Use multiple frusta depending on the redraw 
  c2ca07f... clutter/actor: Remove region culling
  84bcb18... clutter/stage: Simplify frustum setup function