Testing platform for DatabaseHelper in place. Paired by Richard and Michael.

There now exists a testing platform for the DatabaseHelper.
Related tests are currently failing. Additionally, further changes to the MAKEFILE were made, for improvement
 purposes. (Feature #174)
DatabaseHelper completed. Paired by Michael and Richard.

The DatabaseHelper and its testing plaform are complete.
All tests pass and, additionally, travis has been updated to
include the tests written for the DisplayAdapter.
(Feature #174)