[gtk+/quartz-integration] (19 commits) ...Merge branch 'master' into quartz-integration

[John Ralls <jralls src gnome org>]

Summary of changes:

  dd95a09... Fix box-packing test (*)
  b8fe808... GtkButtonBox: add a non-homogeneous child property (*)
  2f3e1fa... gtk/gtktrayicon-x11.c: Use GdkRGBA instead GdkColor (*)
  96c9dd1... reftests: Add a test for grid expand flags (*)
  9f47d38... reftests: Add test for box expand handling (*)
  5c026f3... reftests: Plug a leak (*)
  3f4f900... reftests: Add a hack to make toplevels work in various WMs (*)
  66f0544... reftests: Ensure we got a draw event before quitting the ma (*)
  79d1b11... reftests: Add a test that ensures toplevels and popups rend (*)
  278260a... reftests: Fix filename in makefile (*)
  33e6479... label: Compute label offset properly for wrapped justified  (*)
  ac06529... reftests: Add testcase for label justify fix (*)
  dced75d... reftests: Add missing css file for grid-expand test (*)
  703af0f... gtkicontheme: More explicitly note ownership transfers of d (*)
  ebc325d... More box<>grid comparison tests (*)
  587e534... Add a misc-alignment reftest (*)
  9966acb... Expand GtkMisc tests to cover arrows and images (*)
  6c1133c... Add an alignment property test (*)
  f726f33... Merge branch 'master' into quartz-integration

(*) This commit already existed in another branch; no separate mail sent