[CXF-4991] EH-Cache availability checks in ReplayCacheFactory and TokenStoreFactory now performed using the defining classloader


Conflicts:

	rt/ws/security/src/main/java/org/apache/cxf/ws/security/cache/ReplayCacheFactory.java

git-svn-id: https://svn.apache.org/repos/asf/cxf/branches/wss4j2.0-port@1477099 13f79535-47bb-0310-9956-ffa450edef68