Move unit tests to Tests group/directory
added MBHTTPConnection protocol, implementation and delegate skeleton
Refactored Web Service DH to make it unit testable
added tests and mocks for MBWebServiceDataHandler
completed first unit test for MBWebServiceDataHandler (and on an unrelated note, changed the location of the test XML file for MBFileManagerTest)
added dependency injection for cache manager, updated unit tests, now there are unit tests for checking HTTP requests and resulting documents
added defaultHTTPHeaders helper method
cleaned up some test methods, simplified -[MBWebServiceDataHandlerTest testCorrectResultLoadFreshNoArguments]
finished setting up unit tests
Merge branch 'develop' into feature/Unit-Tests-WebServiceDataHandler
Merge branch 'feature/Unit-Tests-WebServiceDataHandler' into develop