Remove leaks.

Remove leaks.

2001-03-30  Alexander Larsson  <alexl@redhat.com>

	* gtk/gtkbutton.c (gtk_button_get_property):
	* gtk/gtklabel.c:
	Remove leaks.

	* gtk/gtkcontainer.c:
	* gtk/gtkhscale.c:
	* gtk/gtkhscrollbar.c:
	* gtk/gtklayout.c:
	* gtk/gtkmisc.c:
	* gtk/gtkprogress.c:
	* gtk/gtkprogressbar.c:
	* gtk/gtkrange.c:
	* gtk/gtktable.c:
	* gtk/gtkviewport.c:
	* gtk/gtkvscale.c:
	* gtk/gtkvscrollbar.c:
	* gtk/gtkwidget.c:
	Property patches, based on patches from John Margaglione and Lee Mallabone.