2004-11-15  Jody Goldberg <jody@gnome.org>

	* src/stf.c (stf_init) : register some suffixes and mime types
	* src/xml-io.c (xml_init) : ditto.

	* src/plugin-service.c (plugin_service_file_opener_read_xml) : parse
	  mime types too.

	* src/gui-file.c (gui_file_open) : Use the new lists of suffixes and
	  mime types from the openers rather than kluding something from
	  savers.

	* src/file.c (gnm_file_opener_setup) : store a list of suffixes and
	  mime types.
	(gnm_file_opener_finalize) : free the new lists.
	(gnm_file_opener_new) : take suffixes and mime types as arguments
	(gnm_file_opener_new_with_enc) : take suffixes and mime types as arguments
	(gnm_file_opener_get_suffixes) : new.
	(gnm_file_opener_get_mimes) : new.