Main improvements are: GPU cloth collision detection against a capsule shape ,OpenCL-OpenGL interoperability (keeping data buffers on GPU), and bug fixes Thanks to Lee Howes
updated GpuSoftBodySolvers updated DirectCompute cloth demo
See also http://code.google.com/p/bullet/issues/detail?id=390 Added Demos/DX11ClothDemo (an OpenCL cloth demo will follow soon)