0.8.14.27:

0.8.14.27:
	Fix for "Strange bug in MOP" (R. Mattes sbcl-help 2004-09-15)
	... we need the CPL before the class has been fully finalized;
	... can't use SLOT-BOUNDP (see note in CPL-OR-NIL);
	... define new slot in class to hold boundp information.