2004-07-12  Matthias Clasen  <mclasen@redhat.com>

	* gtk/gtkaboutdialog.h:
	* gtk/gtkaboutdialog.c: New widget: GtkAboutDialog.

	* gtk/Makefile.am (gtk_public_h_sources, gtk_c_sources):
	* gtk/gtk.h: Add GtkAboutDialog. (#109435, Paolo Borelli,
	patch by Matthias Clasen)