documentation and optimization

examples/DeformableDemo/DeformableSelfCollision.cpp

@@ -153,7 +153,6 @@ void DeformableSelfCollision::initPhysics()
                                                          btVector3(-s, h, +4*s),
                                                          btVector3(+s, h, +4*s),
                                                          10,40,
-//                                                         2,2,
                                                          0, true, 0.01);