[Openstack-stable-maint] Stable check of openstack/neutron failed

Build failed. - periodic-neutron-docs-havana http://logs.openstack.org/periodic-stable/periodic-neutron-docs-havana/5ac2a... : SUCCESS in 3m 58s - periodic-neutron-python26-havana http://logs.openstack.org/periodic-stable/periodic-neutron-python26-havana/b... : FAILURE in 40m 07s - periodic-neutron-python27-havana http://logs.openstack.org/periodic-stable/periodic-neutron-python27-havana/d... : FAILURE in 17m 42s