No need to reset the session, as the config is rebuilt on every test-run, pr. the TestInitialize attributed method.
Test suite cleanup

- Removed uneccessary using from entire project
- Split test setup into EveryTime and OneTime methods
- Fixed some test assertions (were using Debug.Assert)
Poor Bruce is no longer popular enough. Willis is apparently a better search term.
Fixed a number of Movie tests that were failing.

- Also updated descriptions for two tests regarding checks on whether rating, watchlist and favourites are set