2 new admin utilities added to helo manage the NSX leftover
portgroups at cleanup
- List all NSX portgroups on the configured dvs
nsxadmin -r nsx-portgroups -o list
- Delete all NSX portgroups on the configured dvs
nsxadmin -r nsx-portgroups -o nsx-cleanup <--force>
Change-Id: I04359b984474dc5215658783bdab7039149a855d