Logging

Re-wrote the logging module to be more usable. Changed all instances of `util.logger` to `logger`. Cleaned up `ha.py` to be PEP8 compliant and more pythonic in certain cases. Tested on Ubuntu 12.04 and CentOS 6.5 against v. 4.1.5.

Depends on: https://github.com/rcbops-qa/monster/pull/177