Fix some bugs with size requisition. (From Bill Haneman) Draw headers and

Fix some bugs with size requisition. (From Bill Haneman) Draw headers and

Mon Dec  3 10:23:07 2001  Owen Taylor  <otaylor@redhat.com>
	* gtk/gtkcalendar.c (gtk_calendar_size_request): Fix
	some bugs with size requisition. (From Bill Haneman)
	* gtk/gtkcalendar.c: Draw headers and selection in
	base/text[SELECTED] instead of fg/bg[SELECTED].
	* gtk/gtkcalendar.c: Miscellaneous cleanups to drawing
	code and formatting.