Cleanup

- Removed duplicate function by alternate name
Cleanup

- Unused variable with unknown meaning
Cleanup & Bug Fix

- Cleaned up imports so each test only imports what it needs
- OpenStack Swift Hook Test had a bug
--- the final test was still mocking b64decode; fixing this revealed problems in other tests
--- fixed the other tests so that the json data was in byte form by forcing an encoding
Merge pull request #135 from BenjamenMeyer/enhancement_more_test_unifications

Test Cleanups - Improving ability to re-use functionality
Merge branch 'master' into design_abstract_tests

Conflicts:
	deuce/tests/test_sqlite_storage_driver.py