Do not send irrelevant empty agent lists from Prouter UVE
Do not send irrelevant empty agent lists from Prouter UVE

Do not send tsn_agent_list from Tor-Agent and connected_agent_list from
TSN-agent.

Change-Id: I0a13eb0e86fa6a08b9e32f9361f41191d892f872
Partial-Bug: #1627142

rombie/contrail-controller,eonpatapon/contrail-controller,rombie/contrail-controller,nischalsheth/contrail-controller,eonpatapon/contrail-controller,rombie/contrail-controller,rombie/contrail-controller,nischalsheth/contrail-controller,nischalsheth/contrail-controller,eonpatapon/contrail-controller,eonpatapon/contrail-controller,nischalsheth/contrail-controller,nischalsheth/contrail-controller,eonpatapon/contrail-controller,nischalsheth/contrail-controller,rombie/contrail-controller,nischalsheth/contrail-controller,rombie/contrail-controller,rombie/contrail-controller,eonpatapon/contrail-controller,eonpatapon/contrail-controller,nischalsheth/contrail-controller