[clutter] (23 commits) Created branch wip/master-next

[Emmanuele Bassi <ebassi src gnome org>]

The branch 'wip/master-next' was created.

Summary of new commits:

  6917e89... examples: Clean up the threads usage example
  b992c71... Deprecate clutter_threads_enter()/leave()
  b7250ec... drag-action: Add ::drag-progress signal
  aed79c1... text: Add :cursor-position and deprecate :position
  4ee9cc3... actor: Constify event argument in clutter_actor_event()
  2e647a5... actor: Move event chain emission into ClutterActor
  5575636... actor: Add :z-position and deprecate :depth
  9600277... actor: Add pivot point
  9122e21... actor: Add accessors for rotation angles
  16997be... examples: Use rotation angle and pivot point
  5cbed2e... actor: Deprecate rotation center properties
  7ae7526... examples: Use the pivot point for scaling
  b36c9cc... actor: Deprecate scale center and gravity accessors
  81b4d3d... actor: Add :pivot-point-z
  5ca53aa... Add notes on the properties to remove
  1846263... actor: Add translation transformation
  3d19ab1... examples: Use pivot point, not anchor point
  7ec1bbc... actor: Deprecate anchor-point
  f119ad1... actor: Clean up the order of transformations
  90520e9... actor: Add scaling factor in the Z axis
  9c73aff... types: Add CLUTTER_VERTEX_INIT_ZERO
  f13ffde... Use Vertex zero init macro
  056915d... Deprecate ClutterTexture's API