Create HAProxy stanza for https horizon traffic load-balancing

Allow to loadbalance the https traffic towared to horizon openstack
interface.
Merge pull request #456 from enovance/add_horizon_https_stanza

Create HAProxy stanza for https horizon traffic load-balancing
rabbitmq: Add SSL configuration

In the process of enabling every OpenStack component's SSL endpoints.
Allowing  rabbitmq-server SSL configuration.
image::api: Add SSL configuration

Allow glance::api SSL configuration
image::registry: Add SSL configuration

Allow glance::registry SSL configuration
identity: Add SSL configuration

Allow identity SSL configuration
telemetry: Add SSSL configuration

Allow telemetry SSL configuration
telemertry::alarmnotifier: Add SSL configuration

Allow telemetry::alarmnotifier SSL configuration