Update neutron extension titles
Update neutron extension titles

Also, fix L3 extensions - they did not show up correctly

Closes-Bug: #1242033

Change-Id: I5d0bcedc3d9b9af84828053f6ae9598a697e6e4c
author: diane fleming

dreamhost/api-site,varunarya10/api-site,Tesora/tesora-api-site,dreamhost/api-site,Tesora/tesora-api-site,JioCloud/api-site,DonSchenck/api-site,rackerlabs/api-site,dreamhost/api-site,openstack/api-site,rackerlabs/api-site,DonSchenck/api-site,DonSchenck/api-site,rackerlabs/api-site,dreamhost/api-site,Tesora/tesora-api-site,openstack/api-site,dreamhost/api-site,DonSchenck/api-site,DonSchenck/api-site,Tesora/tesora-api-site,Tesora/tesora-api-site,openstack/api-site,dreamhost/api-site,varunarya10/api-site,rackerlabs/api-site,dreamhost/api-site,openstack/api-site,Tesora/tesora-api-site,Tesora/tesora-api-site