Add stable/newton events for Tripleo/Puppet/RDO
Add stable/newton events for Tripleo/Puppet/RDO

Add stable/newton Gerritbot events for TripleO, PuppetOpenStack and RDO
projects.

Change-Id: I38a6d24048cac3dfd232f8896577f2fbc4ad7087

openstack-infra/project-config,Tesora/tesora-project-config,openstack-infra/project-config,Tesora/tesora-project-config