Added a paper config file with airly settings, fixed some minor issues with airly data not being printed.

app/Paper/Airly.php

@@ -6,18 +6,28 @@ namespace App\Paper;
 class Airly
 {
 
-    private $apiKey = '8b6d77b2950e4e018b0684912bf7b9ed';
+    private $apiKey;
 
+    public $icon = 'cloud';
 
-    private $stations = ['2210', '2256', '2180'];
+    private $stations = [];
     private $airlyApi = 'https://airapi.airly.eu/v1';
 
 
+    public function __construct()
+    {
+        $this->apiKey = config('paper.airly.api_key');
+    }
+
     public function getStations()
     {
         return $this->stations;
     }
 
+    public function setStations($stations){
+        $this->stations = $stations;
+    }
+
     function getStationInfo($stationId)
     {
         return json_decode(file_get_contents(sprintf('%s/sensors/%d?apikey=%s', $this->airlyApi, $stationId, $this->apiKey)), 1);