2005-01-22  Sven Neumann  <sven@gimp.org>

	* libgimpbase/gimputils.c (gimp_enum_value_get_desc): no point in
	crashing if gimp_enum_get_desc() returns NULL.

	* modules/cdisplay_colorblind.c
	* modules/cdisplay_proof.c: register enum descriptions, use
	GimpEnumComboBox.