[cogl] (22 commits) Created branch wip/virtual-framebuffer

[Robert Bragg <rbragg src gnome org>]

The branch 'wip/virtual-framebuffer' was created.

Summary of new commits:

  def08ae... docs: Fix a s/called/culled/ typo
  cf2baa1... texture: assert set_region size <= src size
  6ff86f4... stash: Add cogl_matrix_orthographic
  a698afe... cogl-matrix-stack: Adds _cogl_matrix_stack_equal
  00b9145... framebuffer: Add CoglFramebuffer matrix stack methods
  2162b1c... docs: make cogl.h matrix stack documentation consistent wit
  b0c2925... Adds cogl_framebuffer_identity_matrix
  df28db2... avoid touching fb matrix stack directly
  440164d... stash: Add CoglFramebuffer clip stack methods
  ba352e5... docs: make cogl.h clip stack docs consistent with cogl-fram
  b35d818... docs: make cogl2-clips-state.h docs consistent with cogl-fr
  1319af2... stash: use cogl_framebuffer_push_path_clip in cogl2-path.c
  fc035db... matrix-stack: Avoid referencing the default CoglContext
  c72bc58... stash: docs: updates cogl-matrix.h docs to match cogl-frame
  49ec355... cogl-matrix-stack: remove flush avoidance checks
  5d2a285... remove redundant _cogl_clip_stack_dirty() api
  6d05199... stash: remove redundant _cogl_clip_state_flush() api
  bf8dc36... framebuffer: Optimize _cogl_framebuffer_flush_state()
  075ef89... stash: track fb color mask like other fb state
  f083ee6... stash: deal with fb winding state like other fb state
  2469065... rework enabling of attributes, removing _cogl_enable()
  a32b7f1... stash: virtual-framebuffer work in progress