
.) fix castle interior view from each entry so
	that a graceful switch to an interior dungeon scene
	is possible.  DONE

.) perhaps build a short rock wall @ outer perimeter.  DONE @ r=10

.) restructure to facilitate multiple mutually exclusive scenes.

.) setup methods to track current scene # for multiple scenes,
	so that we draw only 1 current scene.

.) then start working on 1st castle interior scene.

