Removed unused argument to Scan benchmark functions.
Removed unused blocks parameter.
Added parameter for function handling global scan in TP version.
Merge branch 'openacc' of https://github.com/spaffy/shoc into openacc
Added TP version of OpenACC Scan benchmark.
Merge ssh://excl.ornl.gov/home/6rp/private/Projects/Dakar/shoc into openacc