0.9.3.2:

0.9.3.2:
	Micro-optimizations:
	* MAKE-FIXNUM on PPC now takes one instruction rather than two;
	* signed-num INTEGER-LENGTH VOP on PPC does not require a
          temporary register;
	* Added unsigned-num INTEGER-LENGTH VOP on PPC;
	* Musings on processor-specific micro-optimizations added to
	  OPTIMIZATIONS.