fix includes

sketch/application.cpp

@@ -9,18 +9,14 @@
 #define MQTT_MAX_PACKET_SIZE 256
 
 
-#include <ESP8266WiFi.h>
-#include <ESP8266WebServer.h>
-#include <PubSubClient.h>
 #include <OneWire.h>
 #include <DallasTemperature.h>
+#include <mqttHandling.h>
 
 #include "configuration.h"
 
 
 
-WiFiClientSecure espClient;
-PubSubClient client(espClient);
 
 OneWire oneWire(ONE_WIRE_BUS);
 DallasTemperature sensors(&oneWire);