[gtk+] (30 commits) Created branch wip/baedert/drawing

[Timm Bäder <baedert src gnome org>]

The branch 'wip/baedert/drawing' was created.

Summary of new commits:

  fba1f8a... button: Remove baseline_align value
  ce4369d... widget: Remove useless assignment
  7376f79... testsuite: Remove unused function
  c74d24a... Remove gtk_widget_get_preferred_*
  386bc55... widget: Draw background and border for every widget
  2688352... button: Remove css box drawing
  f14580e... Widget: Disable css box drawing for GtkWindow
  8be1995... box: Remove css box drawing
  c7d4bc5... gizmo: Remove css box drawing
  4f0f9eb... gtkgrid: Remove css box drawing
  1f5389c... label: Remove css box drawing
  a36a9bf... progressbar: Remove css box drawing
  a63bcfb... widget: Draw focus outline
  0a12a87... headerbar: Remove css box drawing
  35639b5... listbox: Remove css box drawing
  fe24273... flowbox: Remove css box drawing
  23e11fa... switch: Remove css box drawing
  a43c4ad... frame: Remove css box drawing
  3f7c136... image: Remove css box drawing
  66fc2ae... bbox: Remove css box drawing
  e85968b... container: Remove snapshot and draw implementations
  65bb056... widget: Add default snapshot implementation
  d8bb11c... Remove now useless snapshot implementations
  d1a26a1... actionbar: Remove css box drawing
  2feb6e8... toolbar: Remove css box rendering
  49f03dd... notebook: Fix crash when dragging a tab
  a12bd13... combobox: Remove css box drawing
  9dfbd3a... stack: Remove css box drawing
  5839701... separator: Remove css box drawing
  3cd7775... paned: Remove css box drawing