Add Background
Merge branch 'develop' of https://github.com/emerick42/TowerDance into develop

Conflicts:
	Tower Defense/TowerDefense/TowerDefense/Controllers/GameController.cs
	Tower Defense/TowerDefense/TowerDefense/TowerDance.csproj.Debug.cachefile
	Tower Defense/TowerDefense/TowerDefense/Views/CastleView.cs