Comment in example to highlight that a port can be added
Comment in example to highlight that a port can be added

It might be not obvious, and it might be worth documenting better elsewhere. A
use case for this would be when the regististry is the internal one, e.g.:

  central_registry_hostname: docker-registry.default.svc:5000

RHsyseng/jenkins-on-openshift,RHsyseng/jenkins-on-openshift,RHsyseng/jenkins-on-openshift,jcpowermac/jenkins-on-openshift,jcpowermac/jenkins-on-openshift,jcpowermac/jenkins-on-openshift