391 Notification refactorings (#441)

* Refactor notifications to allow easier plugins

* Notification refactoring

* Formatting

* Move news to NewsService; cleanup of events

* More refactoring; added send email out for news item and the template

* Formatting

* Formatting

app/Events/UserRegistered.php

@@ -3,24 +3,11 @@
 namespace App\Events;
 
 use App\Models\User;
-use Illuminate\Broadcasting\InteractsWithSockets;
-use Illuminate\Foundation\Events\Dispatchable;
-use Illuminate\Queue\SerializesModels;
 
-/**
- * Class UserRegistered
- */
-class UserRegistered
+class UserRegistered extends BaseEvent
 {
-    use Dispatchable, InteractsWithSockets, SerializesModels;
-
     public $user;
 
-    /**
-     * UserRegistered constructor.
-     *
-     * @param User $user
-     */
     public function __construct(User $user)
     {
         $this->user = $user;