Add pbench stats

Merge pull request #10 from redhat-performance/pbench_stats

Add pbench stats

Add net stats and timesamp

Add net stats and timesamp

Fix run dir and tools path

Fix run dir and tools path

Adding time delay between iterations

Merge pull request #4 from redhat-performance/add_iterations

Add time delay and handle iterations appropriately.

v1.1: Merge pull request #3 from redhat-performance/fix_usage

Fix usage

Initial uperf drop, including fix for output

Merge pull request #1 from redhat-performance/fix_output

Fix output to contain test type, packet type and size