Remove name from the light class. It is now maintained exclusively in the scene class.

REFAC: EventObject uses vector now, module sleep option, FemurObject, parallelFor max, clear some warnings

REFAC: Removed interactions directory for now, LevelSet-RigidInteractionExample renamed to FemurCutExample

ENH/BUG: VisualObjectImporter uses Geometry transforms now, debug camera now uses scene bounding box for initialization, SDF haptics example, LevelSet cutting example updated with haptics, external data added, VRPN uncommented but still not functional

ENH: ModuleDrivers, Modules added. Geometry transforms. Multi viewer support. LevelSetModel, LevelSetCH, EventObject, DataArray, Controller, VisualObjectImporter improvements/changes

ENH: custom rigid body model, beginning of event system, level sets, module refactor, various bug fixes/improvements