[gtk+/quartz-integration] (22 commits) ...Merge branch 'master' into quartz-integration

[John Ralls <jralls src gnome org>]

Summary of changes:

  205ee83... State that _add_button functions return a "#GtkButton widge (*)
  d7b71be... [GI] Fix gtk_tree_view_get_cursor() transfer annotation (*)
  a6a7b7e... Added GtkBuildable support for adding rules to GtkRecentFil (*)
  8397a79... Added a line to the documentation example of GtkRecentFilte (*)
  e815712... Fix GtkComboBoxText GtkBuildable <items> parsing to handle  (*)
  26b326b... Fix GtkRecentFilter GtkBuildable parsing to handle incommin (*)
  2081ade... Changed GtkRecentFilter builder parsing to use g_string_app (*)
  9487ce7... Changed GtkComboBoxText <items> builder parser to use g_str (*)
  5ebc6f4... Fixed GtkContainer to parse <packing> property text accumul (*)
  e7354bd... Fixed GtkCellLayout to parse <cell-packing> property text a (*)
  93f8255... Added links to the GtkComboBox/GtkRecentFilter GtkBuildable (*)
  6430116... Updated Arabic translation (*)
  3cdd865... Updated Spanish translation (*)
  96af685... Document that gtk_widget_queue_draw_area is in widget coord (*)
  0ba6c63... QA of Galician translations (*)
  8f3a3fd... First pass a parsing a keyfile for default settings (*)
  368a5c8... Break out into a separate function (*)
  ea24fa6... Privately export css_provider_get_theme_dir (*)
  5501569... Parse a per-theme settings.ini file (*)
  064e48f... Rename GTK_SETTINGS_SOURCE_RC_FILE to _THEME (*)
  008de2b... Document new default handling (*)
  c731e2c... Merge branch 'master' into quartz-integration

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