RT 3245; it's "bitwise or" not "logical or"
RT 1229; typo in comment "dont't"->"don't"
RT 1530; fix incorrect comment
Add SHA256/512 for PowerISA 2.07.
Engage SHA256/512 for PowerISA 2.07.
perlasm/ppc-xlate.pl update.
RT 1528; misleading debug print, "pre-master" should be "master key"