[JBIDE-13569] replaced client lib that only waits for DNS resolution

Added openshift-java-client-2.1.0 that does not wait for health-url,
only waits for DNS resolution as discussed in
https://bugzilla.redhat.com/show_bug.cgi?id=895507

related commits in openshift-java-client:
https://github.com/adietish/openshift-java-client/commit/a23f557c0e5e23c8cf996090db97f8276d4d01ad
https://github.com/adietish/openshift-java-client/commit/ce60800517fcd4887a5f64789541abaf1038a137