* libnautilus-extensions/nautilus-metafile-factory.c:
	(nautilus_metafile_factory_new), (free_factory_instance),
	(nautilus_metafile_factory_get_instance):
	* libnautilus-extensions/nautilus-metafile-factory.h:
	* src/Nautilus_shell.oaf.in:
	* src/nautilus-application.c: (manufactures), (create_object),
	(nautilus_application_startup):
	* src/nautilus-application.h:
	Add the MetafileFactory to the main object factory.