2002-09-28  Havoc Pennington  <hp@pobox.com>

        Patch from Keith Packard to handle root window resizes.

	* src/screen.c (reload_xinerama_infos): factor out Xinerama code
	(meta_screen_resize): implement this, to be called from display.c
	on screen resize

	* src/display.c (event_callback): handle ConfigureNotify on root
	windows