ISPN-4830 Inconsistent naming for the HotRod client Karaf features

Rename them to 'infinispan-client-hotrod' and 'infinispan-client-hotrod-with-query' and deprecate the old ones.
ISPN-4829 OsgiClassLoader.getInstance() is not thread-safe
ISPN-4832 Compose the classpath for the rhq-plugin.xml generator from all the needed path elements
ISPN-4798 Add XSite state transfer configuration to server

* added missing take-offline configuration to CacheAdd
ISPN-4008 Rename cli-server to a more meaningful cli-interpreter
ISPN-4008 Server CLI as an extension of the WildFly CLI