+ added Viaccess
Merge pull request #27 from jahntheman/master

+ added Viaccess
fixed logical error for unusual Viaccess ECMs
Merge pull request #28 from jahntheman/master

fixed logical error for unusual Viaccess ECMs
added basic Nagra2 support
Merge pull request #29 from jahntheman/master

added Nagra2
added Irdeto2
fixed typo in cw dec function
Merge pull request #32 from jahntheman/master

Added Irdeto2