1999-04-22  Michael Natterer  <mitschel@cs.tu-berlin.de>

	First version of per-tool paint options. No PDB interface yet.
	The tool options dialog got rather big when in per-tool mode, so
	it will probably have to become a notebook.

	It's not yet 100% consistent. If switched off, everything should
	behave exactly like before.

	* app/Makefile.am
	* app/paint_options.h: new file

	* app/tool_options.c: PaintOptions gui. Maintain a list of all
	paint tools' ToolOptions to enable switching between global and
	per-tool paint options.

	* app/brush_select.[ch]: changed packing boxes, tables, ...
	The paint options in the brush selection can be hidden now.
	Moved create_paint_mode_menu() to paint_options.h and
	tool_options.c and renamed it to paint_mode_menu_new().

	* app/gimage_mask.c
	* app/gimpbrush.[ch]
	* app/gimpbrushlist.[ch]
	* app/paint_core.c: moved gimp_brush_[set|get]_spacing() from
	gimpbrushlist.[ch] to gimpbrush.[ch].
	Mov...