Add session file entries for implied options (default rules, wordlists etc).
Add --mkv-stats to the storing of "implied options". Also fixes inconsistencies
with --mkv-stats option - it could not be used together with --markov whereas
I believe it should be the other way round.
Merge pull request #565 from magnumripper/recfile-completion

Add session file entries for implied options.
If we have reused salts, log when a salt is removed from list. This
is debug-only for now.
Fix finding librexgen under OSX.
Fix for the new AESNI stuff vs. Redmond Operating System.
Fix VC build
Rexgen fixes.
Rexgen headers define UTF32 empty so workaround needed in unicode.h
More rexgen fixes.
Rexgen fixes (patch 3).