[gtk] (27 commits) Non-fast-forward update to branch wip/baedert/transforms6

[Timm Bäder <baedert src gnome org>]

The branch 'wip/baedert/transforms6' 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:

  d4ad020... widget: Add transform matrix
  1769a41... widget: Push transform node when neccessary
  9ae2f38... widget: Add gtk_widget_set_transform
  7da7263... widget: Use translate_coordinates in pick()
  763a9a2... widget: Care about transformation in translate_coordinatesf
  f157e6a... widget: Don't use compute_bounds in _real_contains
  e7bd4ca... widget: Make translate_coordinatesf public
  67fa37f... widget: Look at transform in compute_bounds
  4d9adb0... widget: Consider widget transformations in translate_coordi
  cc1c289... Add picking/translation/compute_bounds unit tests
  ce57a5f... Add test for widget transforms
  91f58b6... widget Add gtk_widget_get_transform
  53b0902... widget: Fix translate_coordinates for CSS values
  9d3fc16... tests: Add some transform test with CSS values
  7b21220... Add form entry test
  5ca0db0... widget: Handle position in transformation matrix
  fba3d53... testsuite: Fix translate test for size_allocate changes
  b2e26af... compute_bounds: Add preconditions
  96cfba3... testformentry: Pass transform in size_allocate
  8f12bb9... Add size_allocate_transformed to the docs
  0629858... testwidgettransforms: Add toggle for picking
  48c496f... widget: Only push a transform if we need to
  7f6f7f0... testwidgettransforms: Set transformation in size_allocate
  2ce5a49... gl renderer: Fix offscreen-drawn transform nodes
  ab6ada8... imcontextxim: Avoid "event" signal usage
  3336418... WIP

Commits added to the branch:

  44a3fa5... imcontextxim: Avoid "event" signal usage
  876df3a... widget: Add transform matrix
  b6d1ee3... widget: Push transform node when neccessary
  bff9668... widget: Add gtk_widget_set_transform
  7af9ac4... widget: Use translate_coordinates in pick()
  0d18e6a... widget: Care about transformation in translate_coordinatesf
  b48fc28... widget: Don't use compute_bounds in _real_contains
  29ebbc3... widget: Make translate_coordinatesf public
  d1c747b... widget: Look at transform in compute_bounds
  245d651... widget: Consider widget transformations in translate_coordi
  80e8029... Add picking/translation/compute_bounds unit tests
  b02076c... Add test for widget transforms
  bc4c337... widget Add gtk_widget_get_transform
  53e0b60... widget: Fix translate_coordinates for CSS values
  aadfe91... tests: Add some transform test with CSS values
  d718262... Add form entry test
  ceceb2a... widget: Handle position in transformation matrix
  cadcbbb... testsuite: Fix translate test for size_allocate changes
  30a9499... compute_bounds: Add preconditions
  2b7cee9... testformentry: Pass transform in size_allocate
  57899a5... Add size_allocate_transformed to the docs
  59039e8... testwidgettransforms: Add toggle for picking
  7370085... widget: Only push a transform if we need to
  92e4cff... testwidgettransforms: Set transformation in size_allocate
  ed95cde... gl renderer: Fix offscreen-drawn transform nodes
  1c8fe49... gl renderer: Don't offset the transform matrix
  4dc4b9f... WIP