* gladeui/glade-property.[ch]: make glade_property_new() always
  return instrospected value (catalog_default parameter removed)

* gladeui/glade-widget.c: added glade_widget_set_catalog_defaults()
  to set catalog default values in glade_widget_constructor() when
  the widget is created by the user.

* plugins/gtk+/glade-gtk.c: glade_gtk_menu_item_get_children()
  added GtkImageMenuItem support. fix bug #404322

* plugins/gtk+/gtk+.xml.in: GtkMenuItem get-children function
 renamed to glade_gtk_menu_item_get_children

svn path=/trunk/; revision=1124