2003-04-12  Jody Goldberg <jody@gnome.org>

	* icons/chart* : fix the background transparency.
	* *.c : Use g_type_class_peek_parent and tidy up upchaining a bit
	  to be more consistent across all classes.

	* schemas/Makefile.am :  no need to install or translate the
	  plot-types file those are migrating to the plot plugins.