Update Readme

README.md

@@ -26,3 +26,8 @@ var src = new EventSource('http://127.0.0.1:5000/stream');
 src.addEventListener("test", function(event) {
     console.log(event)})
 ```
+
+## QML Client
+It is at the momenet not possible to implement a pure QML Client
+https://forum.qt.io/topic/117105/js-in-qml-has-incomplete-support-for-xmlhttprequest/7
+https://bugreports.qt.io/browse/QTBUG-67337?jql=text%20~%20%22xmlhttprequest%20progress%22