Merge pull request #127 from Laravel-Backpack/fk-use-the-facade

use the facade

src/app/Http/Controllers/BackupController.php

@@ -4,10 +4,10 @@
 
 use Carbon\Carbon;
 use Exception;
-use Illuminate\Http\Request;
 use Illuminate\Routing\Controller;
 use Illuminate\Support\Facades\Artisan;
 use Illuminate\Support\Facades\Log;
+use Illuminate\Support\Facades\Request;
 use Illuminate\Support\Facades\Storage;
 use League\Flysystem\Local\LocalFilesystemAdapter;