Initial usage parser work
Refactoring usage notification parsing
Adding in some tests, renaming aggregate functions
Adding unit tests for usaging parsing
Refactoring views.aggregate_usage to be a bit more pythonic
Cleaning up views._process_usage_for_updates
Fixing up settings.py
Better lifecycle unit tests

Also, refactoring some DB calls for easier testing.
More lifecycle/KPI unit tests and some cleanup
Adding usage parsing unit tests, refactoring
Unit tests for RawData parsing
Reverting a few temporary changes to worker files
Removing backup file and correcting spelling
Using double quotes for skip messages
Moving test sys.path/env setup
Worker unit tests
Queue args in deployment config, worker tests
Merge pull request #22 from ramielrowe/usage_parsing

Beginnings of Usage Event Parsing
Refactoring worker and tests
Merge pull request #23 from ramielrowe/queue_args

Worker tests and queue args (for HA support)