started work on the authentication client. Created a user session object for the client to pass around.
Added a Study and User model. The user consists of a session, profile, and data.
finished authenticated. writing more tests, then will most likely start work on surveys.
added tests.
Added some asserts and checks at the beginnings of methods.
fixed failing tests.
Merge pull request #1 from SartoriusEarth/develop

Develop