[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/1160913 : FAILURE in 2m 57s - periodic-heat-python26-havana http://logs.openstack.org/periodic-stable/periodic-heat-python26-havana/27db... : FAILURE in 26s - periodic-heat-python27-havana http://logs.openstack.org/periodic-stable/periodic-heat-python27-havana/aa24... : SUCCESS in 5m 05s