reduce security informations returned by this public service

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1428920 13f79535-47bb-0310-9956-ffa450edef68
add class

git-svn-id: https://svn.apache.org/repos/asf/archiva/trunk@1428921 13f79535-47bb-0310-9956-ffa450edef68