Merge pull request #4 from mreid-moz/master

Add timing info to the rust version
read number of cpus for easier multicore testing
Basic test of json parsing in go.  Does not yet check MB/s rate.
Merge pull request #6 from mreid-moz/go-benchmark

Basic test of json parsing in go.  Does not yet check MB/s rate.
Add MB/s to speed report.
Merge pull request #7 from mreid-moz/add-go-mb-per-sec

Add MB/s to speed report for Go benchmark.