Meaningful Use Transport Testing svn

Adding "cancelled" to possible Criteria Met.

Because simulatorId is now unique, only one report is returned on a query.

added removeAllByUsername(String username) method.

Changed CriteriaMet from boolean to PASSED/FAILED/PENDING enum type. Also, individual test steps can have CriteriaMet.

Because of database constraints, removal must be done in the correct order.

Merge with new remove methods.

Remove methods.

Bug fixes: Impl/Interface confusion. Incorrect SQL on SimulatorID / XDRSimulatorID.

Bug fix: Trying to keep querying on an already closed connection.

Roll back the removal of the ID methods.