Updated openstack/openstack
Project: openstack/neutron  dd6f86581832cd6f015d4d5183f13d7deaed8897

Extraroute extension support for nuage plugin

Nuage's VSP supports adding static-route to L3 Domain
which fits nicely with extraroute extension supported
by openstack's neutron. This set of change enables that.

Change-Id: Icd4d95b9077056c33c7509fe45966ff2a04cd923
Implements: blueprint extraroute-ext-support-for-nuage-plugin