lightweight tag 3ec99b5d54028c440f56a12a35f27395ab50a2a6 v5.3.0-classic
Author:	Boshi Lian <farmer1992@gmail.com>
Date:	Wed Nov 6 01:36:27 2019 -0800

commit 3ec99b5d54028c440f56a12a35f27395ab50a2a6
Author: Boshi Lian <farmer1992@gmail.com>
Date:   Wed Nov 6 01:36:11 2019 -0800

    alternative to save binding

