follow camera and finally fixed my scaling issues WOOT GOOD DAY
Merge branch 'camera'

Conflicts:
	co-op-engine/Utility/DrawingUtility.cs
discovered some problems with physics and collisions (you were right rick, it's broken)
Merge branch 'master' of https://github.com/rickbatka/co-op-engine

Conflicts:
	co-op-engine/Game1.cs
Quadtree is up and running again, and hacked together a fix for the proj key thing
primitive culling implemented