Throw a wrapped version of the real cause so the real exception can be displayed

git-svn-id: https://svn.apache.org/repos/asf/cxf/trunk@1513253 13f79535-47bb-0310-9956-ffa450edef68
Flip to using jc-over-slf4j for testing and such to make sure all the logging goes to one place

git-svn-id: https://svn.apache.org/repos/asf/cxf/trunk@1513254 13f79535-47bb-0310-9956-ffa450edef68