0.9.10.27:

0.9.10.27:
	Fix a typep / classoid / finalize-inheritance bug that was
	exposed by removing the class-predicate (which meant that
	classes were finalized in a different order).
	... always update subclasses when we update a parent class.  No,
		I don't know why (either Gerd's code or this
		modification)
	... test case