When no password cracker is installed `cracker_version` returns `nil`.
Guard against `nil` in the version check and consolidate detection of
a viable environment and application as a responsibility of the factory
that provides the instance.
debuggin hashcat aix
remove word normal
get hashcat working on aix
add deprecated jtr_aix
prettying up crack_aix
custom wordlists should include the words themselves
make format transparent to user
aix cleanup, linux working
linux working, database in progress
crack databases working
crack windows working
spaces at eol
spec updates
spec updates
spec working
add version detection
crack_aix fixes and docs
refactoring crack modules
fix syntax error
docs for crackers
markup touchups
osx cracker
jenkins
fix jenkins
remove crypt fix osx for 10.7
doc fixes and osx sha512
h00die