prevent issues when changing role manager implementation

git-svn-id: https://svn.apache.org/repos/asf/archiva/redback/redback-core/trunk@1471396 13f79535-47bb-0310-9956-ffa450edef68
fix logging

git-svn-id: https://svn.apache.org/repos/asf/archiva/redback/redback-core/trunk@1471397 13f79535-47bb-0310-9956-ffa450edef68