Added fixture detail query support.

AFDP-40

This support includes:
- Query definition
- Repository function
- Command
- Unit and integration tests.
Slight code cleanup.  Adjusted field name.

AFDP-37
Added better integration testing.

AFDP-37

Made the find all fixtures integration test verify that it did
retrieve an expected fixture value.
Added all buildings query support.

AFDP-42

Added/changed the following:

- Added query for all buildings
- Added repository function to use this query.
- Added command to use this function.
- Added unit and integration tests.