Stabilize bgp_xmpp_test
Stabilize bgp_xmpp_test

Use StateMachineTest and XmppStateMachineTest instead of the
base classes so that sessions can come up in timely manner.

Clean up includes and add a bit more tracing to the output.

Change-Id: I64f4fcefa481b46da15ccf9318fb00a655c053b5

vmahuli/contrail-controller,varunarya10/contrail-controller,numansiddique/contrail-controller,facetothefate/contrail-controller,codilime/contrail-controller,nischalsheth/contrail-controller,eonpatapon/contrail-controller,eonpatapon/contrail-controller,varunarya10/contrail-controller,nischalsheth/contrail-controller,tcpcloud/contrail-controller,sajuptpm/contrail-controller,nischalsheth/contrail-controller,reiaaoyama/contrail-controller,eonpatapon/contrail-controller,varunarya10/contrail-controller,tcpcloud/contrail-controller,nischalsheth/contrail-controller,hthompson6/contrail-controller,codilime/contrail-controller,cloudwatt/contrail-controller,numansiddique/contrail-controller,nischalsheth/contrail-controller,sajuptpm/contrail-controller,DreamLab/contrail-controller,vmahuli/contrail-controller,vmahuli/contrail-controller,vmahuli/contrail-controller,Juniper/contrail-dev-controller,reiaaoyama/contrail-controller,vpramo/contrail-controller,varunarya10/contrail-controller,reiaaoyama/contrail-controller,codilime/contrail-controller,hthompson6/contrail-controller,sajuptpm/contrail-controller,rombie/contrail-controller,tcpcloud/contrail-controller,vpramo/contrail-controller,cloudwatt/contrail-controller,facetothefate/contrail-controller,sajuptpm/contrail-controller,vpramo/contrail-controller,nischalsheth/contrail-controller,tcpcloud/contrail-controller,eonpatapon/contrail-controller,facetothefate/contrail-controller,rombie/contrail-controller,nischalsheth/contrail-controller,eonpatapon/contrail-controller,srajag/contrail-controller,Juniper/contrail-dev-controller,srajag/contrail-controller,reiaaoyama/contrail-controller,numansiddique/contrail-controller,DreamLab/contrail-controller,hthompson6/contrail-controller,DreamLab/contrail-controller,nischalsheth/contrail-controller,numansiddique/contrail-controller,srajag/contrail-controller,eonpatapon/contrail-controller,hthompson6/contrail-controller,DreamLab/contrail-controller,hthompson6/contrail-controller,codilime/contrail-controller,Juniper/contrail-dev-controller,rombie/contrail-controller,sajuptpm/contrail-controller,cloudwatt/contrail-controller,facetothefate/contrail-controller,sajuptpm/contrail-controller,cloudwatt/contrail-controller,srajag/contrail-controller,rombie/contrail-controller,tcpcloud/contrail-controller,tcpcloud/contrail-controller,varunarya10/contrail-controller,eonpatapon/contrail-controller,reiaaoyama/contrail-controller,srajag/contrail-controller,codilime/contrail-controller,Juniper/contrail-dev-controller,DreamLab/contrail-controller,rombie/contrail-controller,Juniper/contrail-dev-controller,rombie/contrail-controller,vpramo/contrail-controller,rombie/contrail-controller,numansiddique/contrail-controller,vpramo/contrail-controller,facetothefate/contrail-controller,vmahuli/contrail-controller,cloudwatt/contrail-controller,codilime/contrail-controller