resolved missing device bug and new version

plejd/config.json

@@ -1,6 +1,6 @@
 {
   "name": "Plejd",
-  "version": "0.3.2",
+  "version": "0.3.3",
   "slug": "plejd",
   "description": "Adds support for the Swedish home automation devices from Plejd.",
   "url": "https://github.com/icanos/hassio-plejd/",

plejd/main.js

@@ -3,7 +3,7 @@ const mqtt = require('./mqtt');
 const fs = require('fs');
 const PlejdService = require('./ble.bluez');
 
-const version = "0.3.2";
+const version = "0.3.3";
 
 async function main() {
   console.log('starting Plejd add-on v. ' + version);

plejd/mqtt.js

@@ -35,13 +35,13 @@ const getSettingsTopic = () => `plejd/settings`;
 const getDiscoveryPayload = device => ({
   schema: 'json',
   name: device.name,
-  unique_id: device.serialNumber,
+  unique_id: device.serialNumber + '_' + device.id,
   state_topic: getStateTopic(device),
   command_topic: getCommandTopic(device),
   optimistic: false,
   brightness: `${device.dimmable}`,
   device: {
-    identifiers: device.serialNumber,
+    identifiers: device.serialNumber + '_' + device.id,
     manufacturer: 'Plejd',
     model: device.typeName,
     name: device.name,