Build failed. - build-openstack-sphinx-docs http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/neutron-vpnaas/stable/pike/build-openstack-sphinx-docs/859237f/ : RETRY_LIMIT in 5m 17s - openstack-tox-py27 http://logs.openstack.org/periodic-stable/git.openstack.org/openstack/neutron-vpnaas/stable/pike/openstack-tox-py27/45430e5/ : SUCCESS in 7m 09s