doc: explain how to use OpenShift
doc: explain how to use OpenShift

Change-Id: Ieabf873c623e480ed2529da96b886538ab0aaf9f

redhat-cip/dci-control-server,enovance/dci-control-server,goneri/dci-control-server,redhat-cip/dci-control-server,goneri/dci-control-server,goneri/dci-control-server,goneri/dci-control-server,enovance/dci-control-server