Remove libvirt virbr0

virbr0 is causing consul to take the ip assigned to it for dns which causing
connectivity failures.
Fixed neutron test failures

Neutron test was failing because the shared network was shown in net-list and
the script tried to delete, but it did not as that network was of different
tenant. Fixed it by only querying its own network by adding -D
Merge pull request #158 from hkumarmk/compute

Compute
Don't use proxy for jiocloud.com
Merge pull request #159 from sorenh/internal-bootstrap

Don't use proxy for jiocloud.com
Added route target in contrail config database

This is required to get internet connectivity to VM through floating IPs.
Fixed wrong condition to fail on journal size

Fail condition on osd journal size is kept just to make sure that there will be
enough disk space for ceph data. This is only going to happen on test systems
when autogenerate is true and people keep autodisk_size small.

It dont have anything to do with processorcount and because of processor count
in the codition, it is failing when I set autogenerate true on baremetal system
where processor count is large in number.
Merge pull request #155 from hkumarmk/nova_compute

contrail RT
Add key for QA

This commits adds an additional key for QA testing.