[JIBDE-14000] moved OpenShift server adapter to OpenShift category
[JBIDE-14391] added new client library to JBT/OpenShift

replaced existing openshift-java-client 2.1.0 with new
openshift-java-client 2.2.0 (supports protocol 1.2)
[JBIDE-14392] corrected erroneous instanceof declaration for embedded cartridge