Changed benchmark script to send output to /kunle directory, where it will be independent of the
current hyperdsl installation.  Output is now written to a JSON file for display in a browser.
Modified test-all script to also run benchmarks.
Removed erroneous import.
Removed reference to removed module.
Merge pull request #29 from stanford-ppl/benchmark-persistent

Benchmark persistent
Merge remote-tracking branch 'origin/master' into cpp-fix