some optimizations

Web_Net_Setup.ino

@@ -879,8 +879,8 @@ void setup() {
  *
  */
 void loop() {
-	char buff[200];
-	int len = 200;
+	char buff[100];
+	int len = 100;
 	String aq = String(airQuality);
 	String temp = String(Temperatur, 2);
 	String hum = String(Humidity, 2);