CFY-1590 added nova net openstack handler; refactored openstack handler; fixed nova net nodecellar test
CFY-1590 fixed nova net openstack suite
CFY-1590 flake8 fixes
CFY-1590 removed unnecessary field in OpenstackNovaNetHandler
CFY-1590 removed unnecessary field in OpenstackNovaNetHandler
CFY-1590 fixed update_config.py script to support new nova net openstack handler
CFY-1590 fixed a typo in openstack nova net handler
CFY-1590 fixed a typo in openstack nova net handler
CFY-1590 added code to nodecellar test to avoid errors caused by elasticsearch consistency issues
Merge pull request #63 from cloudify-cosmo/CFY-1590-nova-net-system-test

CFY 1590 nova net system test