Updated openstack/openstack
Project: openstack/nova  989f054a054705df534b87982e12f8136c5b889a

Add support for ipv6 nameservers

Update interfaces.template to support ipv6 based dns servers. Make
sure we validate the version of the ip addresses before we
fill them in.

Closes-Bug: #1355777

Change-Id: I7229656bfa5ff5a29c63befc3b9ce91c46e04723