adding new sounds and prepare for free sound selection from RUBE-Levels
removing nslog
R.U.B.E.-Level triggered collision Sound effects.
Fixtures and bodies now support the customPropertie collisionSound which holds the name of an mp3 effect file.
The Classes ChipmunkSegmentShape, ChipmunkPolyShape and ChipmunkCircleShape have subclasses supporting the CMObjectSoundProtocol (simple string propertie)
removing legacy levels
removing NSLog
Removing legacy files