Ubuntu: Install neutron-tempest-plugin from source
Ubuntu: Install neutron-tempest-plugin from source

It seems the current latest version of neutron-tempest-plugin available
in pip is not compatible with the latest tempest. Let's install it
from source so that we can always install the version compatible with
tempest.

Change-Id: I57f84757a229feb4e7d94ec912d723bf02392c88

openstack/puppet-openstack-integration,openstack/puppet-openstack-integration,openstack/puppet-openstack-integration