2001-03-02  Michael Natterer  <mitch@gimp.org>

	* app/tools/Makefile.am
	* app/tools/gimpselectiontool.[ch]: new files ported by
	Dave Neary <dneary@eircom.net>. Changed them a bit to inherit
	from GimpDrawTool and added implementations of "modifier_key"
	and "oper_update" because they are shared by 4 of the old
	selection tools.