Finished Landmark declarations

Ready to develop
Finished Tile delcarations

Ready to develop
Finished Map delcarations

Ready to develop
Finished Route declarations

Ready to develop
Finished Generator declarations

Ready to develop
Finished Description declarations

Ready to develop.
Finished MapReader declarations

Ready to develop.
Finished MapWriter declarations

Ready to develop.
Finished Encoder declarations

Ready to develop.
Finished Decoder declarations

Ready to develop.
Finished Command class

Finished declarations and implementations. No further development
needed.
Finished Direction enum

No further development needed.
Fixed typo in Direction

NOTRH -> NORTH