2001-01-15  Michael Natterer  <mitch@gimp.org>

	* app/channel.[ch]
	* app/gimpimage.[ch]
	* app/layer.[ch]: use GimpRGB for the Channel's, the QuickMask's
	and the LayerMask's color.

	* app/channel_cmds.c
	* app/channel_ops.c
	* app/channels_dialog.c
	* app/qmask.c
	* app/xcf.c
	* tools/pdbgen/pdb/channel.pdb: changed accordingly.