Document CATAPULT_OPENSHIFT_TOKEN usage
Document CATAPULT_OPENSHIFT_TOKEN usage

* Overrides user/pass naming scheme as done in e6df951204cd9c49d64f755fbb76bd5af969c6fcwq!

redhat-developer-tooling/katapult,redhat-kontinuity/catapult,redhat-kontinuity/catapult,redhat-kontinuity/catapult