Add login and automatic registration; Prepare Group sync

app/Http/Kernel.php

@@ -37,6 +37,11 @@ class Kernel extends HttpKernel
             'throttle:60,1',
             'bindings',
         ],
+        'saml' => [
+            \BookStack\Http\Middleware\EncryptCookies::class,
+            \Illuminate\Cookie\Middleware\AddQueuedCookiesToResponse::class,
+            \Illuminate\Session\Middleware\StartSession::class,
+        ],
     ];
 
     /**