Adding streaming Kerberos support

git-svn-id: https://svn.apache.org/repos/asf/cxf/trunk@1490619 13f79535-47bb-0310-9956-ffa450edef68
Adding a name for the security cache

git-svn-id: https://svn.apache.org/repos/asf/cxf/trunk@1490629 13f79535-47bb-0310-9956-ffa450edef68