2004-01-17  Sven Neumann  <sven@gimp.org>

	* app/config/gimpguiconfig.[ch]
	* app/config/gimprc-blurbs.h
	* app/widgets/gimpdock.c
	* app/widgets/gimptoolbox.c
	* app/widgets/gimpwidgets-utils.[ch]
	* app/widgets/gimpwidgets-utils.[ch]
	* app/widgets/widgets-enums.[ch]: GTK+-2.4 will allow to request
	windows to be kept above. This change prepares the code so that we
	can optionally do this for docks and the toolbox as soon as we
	depend on GTK+-2.4 (see bug #131672).