2001-09-20  Michael Natterer  <mitch@gimp.org>

	* libgimpwidgets/gimpdialog.[ch]: made a real object (GtkDialog
	subclass) out of it. The API will change soon too.

	* libgimpwidgets/gimpwidgetstypes.h: added GimpDialog typedef.

	* libgimpwidgets/gimpbutton.[ch]
	* libgimpwidgets/gimpchainbutton.[ch]
	* libgimpwidgets/gimpcolorarea.[ch]
	* libgimpwidgets/gimpcolorbutton.[ch]
	* libgimpwidgets/gimpfileselection.[ch]
	* libgimpwidgets/gimpoffsetarea.[ch]
	* libgimpwidgets/gimppatheditor.[ch]
	* libgimpwidgets/gimppixmap.c
	* libgimpwidgets/gimpsizeentry.c
	* libgimpwidgets/gimpunitmenu.c: removed GtkType stuff and use
	GType in all get_type() functions. Some random GObject porting.

	* app/gui/info-dialog.c
	* app/gui/info-window.c
	* app/tools/gimpcolorpickertool.c
	* app/tools/gimpcroptool.c
	* app/tools/gimpmeasuretool.c
	* app/tools/gimptransformtool.c: changed accordingly.