[JM-834] Now logging admin console failed logins to warn.log.

git-svn-id: http://svn.igniterealtime.org/svn/repos/openfire/trunk@10768 b35dd754-fafc-0310-a699-88a17e54d16e

src/web/login.jsp

@@ -135,6 +135,7 @@
         }
         catch (UnauthorizedException ue) {
             Log.debug(ue);
+            Log.warn("Failed admin console login attempt by "+username);
             errors.put("unauthorized", LocaleUtils.getLocalizedString("login.failed.unauthorized"));
         }
     }