fix weird additions that I have no idea why they're there
implement hybrid code with switches
regular, gpu part works
separate out cpu spmv logic
separate out gpu version of ell and coo kernels
basic structure but usually segfaults
got concurrent memcpy and compute working, still intermittently buggy
label cpu time in spmv for nvvp
Merge branch 'master' of github.com:mbdriscoll/OpenSubdiv
ifdef openccl, add full path the nvToolsExt library