* libnautilus/gnome-icon-container-grid.h:
	* libnautilus/gnome-icon-container-grid.c:
	* libnautilus/gnome-icon-container-private.h:
	* libnautilus/gnome-icon-container.c:
	* libnautilus/nautilus-icons-view-icon-item.c:
	* libnautilus/nautilus-icons-view-icon-item.h:
	Simplified the grid a bit and did some redesign. The grid now
	takes into account the height and width of the icons. More work
	to come.

	* libnautilus/nautilus-global-preferences.c:
	* nautilus-widgets/nautilus-preferences.h:
	Some cleanup, including types for constants.

	* libnautilus/nautilus-gnome-extensions.h:
	* libnautilus/nautilus-gnome-extensions.c:
	(nautilus_art_irect_equal), (nautilus_art_drect_equal),
	(nautilus_gnome_canvas_item_get_current_canvas_bounds),
	(nautilus_gnome_canvas_item_request_redraw),
	(nautilus_gnome_canvas_request_redraw_rectangle),
	(nautilus_gnome_canvas_item_get_world_bounds):
	More useful canvas and libart routines.

	* RENAMING: More renaming ideas.