SWITCHYARD-2397: Upgrade Drools/jBPM to 6.2.0.BetaX and RuntimeEngine refactoring
SWITCHYARD-2425 update to Karaf 2.4 and Camel 2.14
SWITCHYARD-2471 remove jaxen dependency from switchyard-bpel feature
SWITCHYARD-2472 fix switchyard-quickstart-camel-soap-proxy feature