FEATURE #1337: add file upload

This commit registers new items into admin menu and adds functionality for uploading files.

app/Providers/EventServiceProvider.php

@@ -31,6 +31,9 @@ class EventServiceProvider extends ServiceProvider
         'App\Events\ChangeSettings'       => [
             'App\Listeners\LogChangeSettings',
         ],
+        'App\Events\UploadFile'           => [
+            'App\Listeners\LogUploadFile'
+        ],
         // internal Laravel events - should work as auth.login and auth.logout, however it doesn't...
         'Illuminate\Auth\Events\Login'    => [
             'App\Listeners\LogLogin'
@@ -43,13 +46,13 @@ class EventServiceProvider extends ServiceProvider
     /**
      * Register any other events for your application.
      *
-     * @param  \Illuminate\Contracts\Events\Dispatcher  $events
+     * @param  \Illuminate\Contracts\Events\Dispatcher $events
+     *
      * @return void
      */
     public function boot(DispatcherContract $events)
     {
         parent::boot($events);
-
         //
     }
 }