added svg of hand bones from leap doc
*** THE HAND UPDATE ***

* Created GraphicsHand and PhysicsHand classes for physical and graphical hand reconstruction
* Reworked OpenGL drawing to be triggered again from draw callback and not from leap motion
* Removed userbox code
* Some refactoring in MainWindow.xaml.cs
* Bound BowlPhysicsWorld as scene
* Added Transformation property containing coordinate basis and position to Hand and Bone

HAND TRACKING AND RECONSTRUCTION WORKING
timelog