FIX fileupload.js error message

src/ext/js/fileupload.js

@@ -123,7 +123,7 @@ var fileupload = new function() {
     role="alert">
     <button type="button" class="close" data-dismiss="alert"
         aria-label="Close"><span aria-hidden="true">&times;</span></button>
-    <strong>Success!</strong> You are not logged in!.</div>`);
+    <strong>Error!</strong> You are not logged in!.</div>`);
             } else {
                 globalError(event, error, xhr);
             }