Various code optimalisations.

app/Http/Middleware/EncryptCookies.php

@@ -30,12 +30,4 @@ use Illuminate\Cookie\Middleware\EncryptCookies as Middleware;
  */
 class EncryptCookies extends Middleware
 {
-    /**
-     * The names of the cookies that should not be encrypted.
-     *
-     * @var array
-     */
-    protected $except
-        = [
-        ];
 }