Fixed #handle(IQ). Namespace was being lost.

git-svn-id: http://svn.igniterealtime.org/svn/repos/messenger/trunk@628 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/messenger/spi/IQRouterImpl.java

@@ -83,7 +83,7 @@ public class IQRouterImpl extends BasicModule implements IQRouter {
                 Element childElement = packet.getChildElement();
                 String namespace = null;
                 if (childElement != null) {
-                    childElement.getNamespaceURI();
+                    namespace = childElement.getNamespaceURI();
                 }
                 if (namespace == null) {
                     // Do nothing. We can't handle queries outside of a valid namespace