2008-01-22  Sven Neumann  <sven@gimp.org>

	* app/core/gimp.[ch]: added new function gimp_use_gegl().

	* app/core/gimpdrawable-desaturate.c
	* app/core/gimpdrawable-levels.c
	* app/core/gimpdrawable-invert.c
	* app/tools/gimpimagemaptool.c
	* app/pdb/color_cmds.c
	* tools/pdbgen/pdb/color.pdb: use it instead of accessing the
	GimpCoreConfig struct directly.

svn path=/trunk/; revision=24668