Add NetMessage classes and implement serializations

Add GameLocation to game package. ServerUpdateMapMessage class improperly implemented
Change NetworkListener event method inputs
Add GameMap and findPath methods
Change findPath return type to Movement class
Fix NetworkDevice function args and Add ServerMoveMessage additional constuctors
Merge branch 'net' into game

Merge into net
Start implementing tasks
Merge branch 'master' of github.com:7-Stones/MMO-Chat-Game
Rename packages login & db