Renamed NinjectConfigTestto match all other test classes
Changed the MembershipService to an IMembershipService and renamed some of the tests
Added MembershipService test class for integration testing
Added integration tests for updating users
Added unit tests for updating users
Added ability to Update users to pass tests
Removed the string comparison from the UserExists check to allow tests to pass. Mongo does not know how to work with string comparisons
Allow identities to be linked to pass test
Added link service
Added link service integration tests