goavki/phenny — pull request #93 by shardulc (2014-12-31 14:46:19+00:00)
Title: Document modules/git.py and perform a little cleanup

This is part of a GCI task, [http://www.google-melange.com/gci/task/view/google/gci2014/5226079329452032](Document phenny/begiak git plugin), and this fork contains changes to modules/git.py that:
* document the code (docstrings and comments)
* perform basic cleanup