* Added support for removing unused port groups on VMWare
* Fixed error handling around unavailable portgroup name
* Review changes, defaulting glovbal var to false, added warning to description, changed if statement.
* Cleanup unused network port groups on all the hosts.
Co-authored-by: Suresh Kumar Anaparti <suresh.anaparti@shapeblue.com>
Co-authored-by: nicolas <nicovazquez90@gmail.com>