Update Pusher configuration for Laravel 5.5 & Pusher changes

Signed-off-by: Micheal Mand <micheal@kmdwebdesigns.com>

config/broadcasting.php

@@ -30,11 +30,12 @@ return [
 
         'pusher' => [
             'driver' => 'pusher',
-            'key' => env('PUSHER_KEY'),
-            'secret' => env('PUSHER_SECRET'),
+            'key' => env('PUSHER_APP_KEY'),
+            'secret' => env('PUSHER_APP_SECRET'),
             'app_id' => env('PUSHER_APP_ID'),
             'options' => [
-                //
+                'cluster' => env('PUSHER_APP_CLUSTER', 'eu'),
+                'encrypted' => env('PUSHER_APP_ENCRYPTED', true),
             ],
         ],