added review tests, added flag tests, removed some unnecessary try catches in flag system
added more flag tests, removed flag retrieve code, handled not logged in errors, removed form urls
added review up/down vote tests, removed old retrieval methods
actually removed get method from review middletier
removed the get function from review/middleteir.py
Merge pull request #100 from stealthycoin/flag_up/downvote_tests

Flag up/downvote tests