preverve 'entryDn' attribute if requested DIRSERVER-1953


git-svn-id: https://svn.apache.org/repos/asf/directory/apacheds/trunk@1561717 13f79535-47bb-0310-9956-ffa450edef68
fixed warnings


git-svn-id: https://svn.apache.org/repos/asf/directory/apacheds/trunk@1561718 13f79535-47bb-0310-9956-ffa450edef68