python client publish to handle 5XX; continue to publish until successful
Connect with zookeeper only once
Handle concurrent restart
In failed cases the debug printing was going out of bounds
Merge pull request #528 from Juniper/rajreddy_R1.05_qed

In failed cases the debug printing was going out of bounds
fixing contrail-version for ubuntu
fixing contrail-version in ubuntu
Merge pull request #534 from Juniper/stnaik_fixing_contrail_version

Stnaik fixing contrail version
Add an option to specify rabbitmq server
(cherry picked from commit 334536f46c6042968e9da57753f848daf61e263b)