Depending on security.tls.enabled switch disables or enables secured
communications between RabbitMQ, etcd and the rest of the world.
Change-Id: If9d376a7808e44a4845c78d3d6e4267bfb80848b
Depends-On: I574d64082e77f49024f49aa7b30c4f2f6cc044ac
Depends-On: I3f05ce795beade0af12eb3426df759a1af8806af
Depends-On: Ib4b3ea4da7c1f641b9ab0223226348de5eac94df