Highspeed Collision, and stuff
Prefab update: HoverBoard
Merge branch 'master' of https://github.com/Raful/Hoverboard into Robbin

Conflicts:
	Hoverboard/Hoverboard-csharp.sln
	Hoverboard/Hoverboard.sln
	Hoverboard/Library/ScriptAssemblies/Assembly-CSharp.dll
	Hoverboard/Library/ScriptAssemblies/Assembly-CSharp.dll.mdb
	Hoverboard/Library/assetDatabase3