2005-02-16  Sven Neumann  <sven@gimp.org>

	* app/base/pixel-processor.[ch]: added a variant of
	pixel_regions_process_parallel() that takes a progress callback and
	progress data. Does only work for the single-threaded case yet.

	* app/core/gimpdrawable-blend.c (gradient_fill_region): parallelized.