All Tank Test work Independently!
Merge pull request #360 from BU-CS673/production

Production -> Brandon
GameWorld Tile Method Unit Test

GameWorld now has unit test for map tiles methods
Fixed merge conflicts.
trees and bases take damage

not finished
Merge pull request #366 from BU-CS673/production

Production
GameWorld now meets standards
Minor Sync Changes
stationary entities

stationary entities take damage and either become unowned or dispose
Began implementing network game lobby
Continued implementing network game lobby
LobbyScreen is now a network observer; Fixed test compile error
Warning & typo fixes
Added setState to GameApplication
Fixed test compile errors
Eliminated most warnings
Updated NetServerTestApplication with the LobbyScreen
Added default.fnt
Updated libgdx to version 1.0.0; Fixed all compile errors
Many Lobby fixes; it is now working properly for server