bug fix: we should not reset vertex attrib, instead during glVertexAttribPointer, we need to check whether current buffer binding matches vertex attrib whose buffer binding
Merge branch 'master' of https://github.com/SRA-SiliconValley/gpu-proxy
Merge branch 'master' of https://github.com/SRA-SiliconValley/gpu-proxy
bug fix in glVertexAttribPointer