Added more tests

git-svn-id: https://svn.apache.org/repos/asf/cxf/trunk@1533398 13f79535-47bb-0310-9956-ffa450edef68
Added more streaming SAML tests

git-svn-id: https://svn.apache.org/repos/asf/cxf/trunk@1533399 13f79535-47bb-0310-9956-ffa450edef68
Added streaming SPNEGO tests

git-svn-id: https://svn.apache.org/repos/asf/cxf/trunk@1533400 13f79535-47bb-0310-9956-ffa450edef68