Merge pull request #1 from StreamComputing/asc

Asc
Merge pull request #2 from StreamComputing/asc

Moved/added kernel objects to nbnxn_opencl_ptr_t
Fixed GPU detection on clients with multiple platforms
Temporary fixes for readbuffer

Made clReadbuffer a synchronous operation as previously GPU wrote while
the host read the same memory segment. In addition removed unnecessary
clFinish calls
Merge pull request #30 from sharpneli/asc

Asc