Added 3d menu generator
Added pointerlock support, better mouse_delta handling
Added fullscreen API support, temporarily disabled AA, move updateCameras into separate function
Moved VR functions out of admin
Don't create default empty scene by default
Added createChildren(), remove placeholder for newly-spawned objects
Increased angular damping for balls
Added opacity and depthtest args to label
Disabled light helpers
Improved player controls, added enable/disable functions