2005-02-14  Sven Neumann  <sven@gimp.org>

	* app/base/gimphistogram.[ch]: allocate temporary histogram slots
	on demand and provide an array with enough slots for the maximum
	number of threads. gimp_histogram_new() doesn't need a
	GimpBaseConfig parameter any longer.

	* app/core/gimpdrawable-equalize.c
	* app/core/gimpdrawable-levels.c
	* app/tools/gimpcurvestool.c
	* app/tools/gimplevelstool.c
	* app/tools/gimpthresholdtool.c
	* app/widgets/gimphistogrameditor.c
	* tools/pdbgen/pdb/color.pdb: changed accordingly.

	* app/pdb/color_cmds.c: regenerated.