Prevent the confusing error: "dwr must match (init?,allow?,signatures?)"

git-svn-id: http://svn.igniterealtime.org/svn/repos/openfire/trunk@11588 b35dd754-fafc-0310-a699-88a17e54d16e

src/web/WEB-INF/dwr.xml

@@ -7,8 +7,6 @@
         <create creator="new" javascript="JDate">
             <param name="class" value="java.util.Date"/>
         </create>
-    </allow>
-    <allow>
         <create creator="new" javascript="downloader">
             <param name="class" value="org.jivesoftware.openfire.update.PluginDownloadManager"/>
         </create>