Runs on latest installation on  Frodo.
Next step: bandwidth tests with memory allocated on each thread.
If this works, then treat one derivative per co-processor. Up to
4 threads per derivative. Use subdomain approach.
tests
working version with code I sent to Erik Saule.
It is not really a necessary merge. More like an error on my part.

Merge branch 'gordon' of https://github.com/bollig/clSpMV_MIC into gordon