fixed the rocket moving before launch
added collider for the silo
added a game over screen
adjusted fin detach height
adjusted music volume
Merge branch 'master' of https://github.com/puttputt/DPRKMS2013

Conflicts:
	Unity/Assets/Detonator Explosion Framework/System/Detonator.cs
	Unity/Assets/Scenes/workingScene.unity
	Unity/Assets/Scripts/MasterGUI.cs
	Unity/Assets/Scripts/MissileController.cs
	Unity/Assets/Scripts/RocketFollow.cs