   // Initialize library and add callback for incoming messages
   hw.begin(incomingMessage, NODE_ID, true);
   // Send the sketch version information to the gateway and Controller
-  hw.sendSketchInfo("Relay-Temperature Sensor", "2.0");
+  hw.sendSketchInfo("Relay-Temperature Sensor", "2.1");
 
   // --- TEMPERATURE
   // Startup OneWire

  }
}



}

void incomingMessage(const MyMessage &message) {
  processHeatingMessage(message);
  processACMessage(message);
}

void processHeatingMessage(const MyMessage &message) {
  // We only expect one type of message from controller. But we better check anyway.
  if (message.sensor == CHILD_ID_RELAY && message.type == V_LIGHT) {
    // Change relay state
    digitalWrite(RELAY_PIN, message.getBool() ? RELAY_ON : RELAY_OFF);
    // Store state in eeprom
