Left file: appwork-v1_5_2/laravel-starter/app/Http/Middleware/CheckForMaintenanceMode.php  
Right file: appwork-v1_6_0/laravel-starter/app/Http/Middleware/PreventRequestsDuringMaintenance.php  

1	<?php	=	1	<?php
2			2
3	namespace App\Http\Middleware;		3	namespace App\Http\Middleware;
4			4
5	use Illuminate\Foundation\Http\Middleware\CheckForMaintenanceMode as Middleware;	<>	5	use Illuminate\Foundation\Http\Middleware\PreventRequestsDuringMaintenance as Middleware;
6		=	6
7	class CheckForMaintenanceMode extends Middleware	<>	7	class PreventRequestsDuringMaintenance extends Middleware
8	{	=	8	{
9	/**		9	/**
10	* The URIs that should be reachable while maintenance mode is enabled.		10	* The URIs that should be reachable while maintenance mode is enabled.
11	*		11	*
12	* @var array		12	* @var array
13	*/		13	*/
14	protected $except = [		14	protected $except = [
15	//		15	//
16	];		16	];
17	}		17	}