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

Build failed. - periodic-heat-docs-havana http://logs.openstack.org/periodic-stable/periodic-heat-docs-havana/c36775c : FAILURE in 4m 34s - periodic-heat-python26-havana http://logs.openstack.org/periodic-stable/periodic-heat-python26-havana/8bfd... : FAILURE in 3m 27s - periodic-heat-python27-havana http://logs.openstack.org/periodic-stable/periodic-heat-python27-havana/3f26... : FAILURE in 4m 36s