Refactor.
Slightly cleaner abstractions.
Add time import.
Refactor.
Add destructor and exit handler.
Move cmdline preparation.
Refactor.
Code cleanup.
Move job and dfa into joblib module.
Move jobd into f52 module.
Make common into submodule.
Initial checkin for most of new dfa submodule.
Make f52 into module.
Remove __repr__.
Refactor.
Standardize of HADOOP as role name instead of EC2.
Rename base class for DFA states.
Pass db object to DFA actions.
Change handling of non-parallelizable DFAs.
Refactor.