pep8 fixes
Merge remote-tracking branch 'upstream/test_parallelism' into test_parallelism
Merge remote-tracking branch 'upstream/test_parallelism' into test_parallelism
add new functions to get matching_flow_count & max_flow_removal_time
1. pep8 fixes
2. use tempfile module to manage temporary agent config files
3. add new function to get matching flow count from vrouter
add new test to verify max_vm_flows & flow_cache_tineout based on agent config file settings
add new option to skip sleeping for a minute in stopTraffic, if the test is not interested in recd. pkt count..
Merge pull request #67 from smusuvat/test_parallelism

Test parallelism