laravel/framework — pull request #4465 by zogot (2014-05-21 08:33:28+00:00)
Title: Moved illuminate\filesystem into require from require-dev

The Connection.php class, and subsequently the SecLibGateway.php class requires FileSystem.

https://github.com/illuminate/remote/blob/master/Connection.php#L74
https://github.com/illuminate/remote/blob/master/SecLibGateway.php#L50