* gedit/gedit-message-bus.c:
	* gedit/gedit-message-bus.h:
	* gedit/gedit-message-type.c:
	* gedit/gedit-message-type.h:
	* docs/reference/gedit-sections.txt:
	
	Added gedit_message_bus_foreach and 
	gedit_message_type_is_valid_object_path API. Added checks for valid
	object paths.

svn path=/trunk/; revision=6807