merge Kommunikationcopie Version 1.7 UDP Socket

app/src/main/java/com/example/ueberwachungssystem/MainActivity.java

     @Override
     protected void onPause() {
         super.onPause();
-        communication.stopCommunication();
+        //communication.stopCommunication();
     }
     private String getLocalIpAddress() throws UnknownHostException {
         WifiManager wifiManager = (WifiManager) getApplicationContext().getSystemService(WIFI_SERVICE);