Add data project
Create WorkItemType model and mapping
Start Creation of real repository.

Includes a project that connects to the actual database as well as a
test console that is used for quick one off tests.  Need to add a unit
test project.
Add unit test project with its own test database.
Begin implementation of Get()
Copmlete the Get() routine.
Expand the test data.
Implement Add()
Implement Update()
Implement add and update in the repository.

Was unchecked with the last two commits.