Remove mod_ssl default vhost

This is per oo-diagnostics warning which references the following
documentation suggesting removal of mod_ssl default vhost :

https://access.redhat.com/documentation/en-US/OpenShift_Enterprise/2/html/Deployment_Guide/Modifying_Broker_Proxy_Configuration.html
Merge pull request #309 from sdodson/remove-modssl-vhost

Remove mod_ssl default vhost