Camel-cxf-contract-first quickstart fails

The build of this quickstart fails with the message below. This is because of a change made to the pom as part of ENTESB-2124 (See https://github.com/jboss-fuse/fabric8/commit/55c48636687aecac7a61610a88a8ed8cc2c6b56 )

WARNING] log4j:WARN No appenders could be found for logger (org.apache.cxf.common.logging.LogUtils).
[WARNING] log4j:WARN Please initialize the log4j system properly.
[WARNING] log4j:WARN See http://logging.apache.org/log4j/1.2/faq.html#noconfig for more info.
[WARNING] Exception in thread "main" org.apache.cxf.tools.common.ToolException: Directory : /maven/build/fuse/esb/shared/target/generated/src/main/java could not be created
[WARNING] at org.apache.cxf.tools.wsdlto.WSDLToJavaContainer.validate(WSDLToJavaContainer.java:526)
[WARNING] at org.apache.cxf.tools.wsdlto.frontend.jaxws.JAXWSContainer.validate(JAXWSContainer.java:69)
[WARNING] at org.apache.cxf.tools.wsdlto.WSDLToJavaContainer.processWsdl(WSDLToJavaContainer.java:175)
[WARNING] at org.apache.cxf.tools.wsdlto.WSDLToJavaContainer.execute(WSDLToJavaContainer.java:164)
[WARNING] at org.apache.cxf.tools.wsdlto.WSDLToJavaContainer.execute(WSDLToJavaContainer.java:412)
[WARNING] at org.apache.cxf.tools.common.toolspec.ToolRunner.runTool(ToolRunner.java:103)
[WARNING] at org.apache.cxf.tools.wsdlto.WSDLToJava.run(WSDLToJava.java:113)
[WARNING] at org.apache.cxf.tools.wsdlto.WSDLToJava.run(WSDLToJava.java:86)
[WARNING] at org.apache.cxf.maven_plugin.wsdl2java.ForkOnceWSDL2Java.main(ForkOnceWSDL2Java.java:51)