2002-03-22  Sven Neumann  <sven@gimp.org>

	* app/plug-in/plug-in-rc.c
	* app/plug-in/plug-ins.c
	* app/tools/tool_manager.c
	* app/widgets/gimppreview.c
	* app/widgets/gimptoolinfopreview.c: plugged a couple of mem leaks
	found using valgrind.

	* libgimpwidgets/gimpcolorarea.c (gimp_color_area_expose): don't draw
	anything if an idle update is pending.