Enable different application to use the NSX and not have the
default section discard all traffic on ports not owned by OpenStack.
This ensures that all openstack ports are added to the default group.
A admin utility has been added to enabled the migration:
nsxadmin -r ports -o nsx-tag-default
Change-Id: I2572241ec1906ee396b61f520e8e860799367f5b
427cf1ff94