Sun Jan 14 11:47:18 1996   Anthon S T Pang   (Robocoder at 204.174.16.1)

	* Added code back (lost in the move) for checking the inherited 
	flag at clean_up(); also changed it to not clean up base objects 
	from /std/... it saves a little bit of memory from reloading 
	base objects that haven't changed, but are cloned 

