Hacky animation just for sample video
Encapsulated animation functions in an Animation object
Removed unused camera pan controls
Moved satcamera methods into orbitcontrols (towards #12)
Merge commit '671a3ba' into hackyanimation
Testing camera/controls integration w/animation, where it is used.
Removed SatCamera; using integrated OrbitControls (needs further work)
Removed autorotation from controls
Set min camera/controls distance to just above earth radius