Update controller.js

lib/controller.js

@@ -20,10 +20,7 @@ class Controller {
     constructor() {
         this.zigbee = new Zigbee();
         this.mqtt = new MQTT();
-
-        this.stateCache = {}; // Caches messages from devices.
-        this.resetTimer = null; // After 1 hour of no message, reset CC2531 timer.
-
+        this.stateCache = {};
         this.handleZigbeeMessage = this.handleZigbeeMessage.bind(this);
         this.handleMQTTMessage = this.handleMQTTMessage.bind(this);
     }