siemens-s7: improved HMAC. Doubled speed of many salts
siemens-s7: removed commented out gladman hmac code
rsvp: cache off first half of HMACs. Improves many salt speed a lot
rsremoved gladman and other hmac code which was commented out
OpenCL formats: tweaks for better/safer/faster auto-tune on GCN.
Some efs2john.py fixes [1/2]