Git commits in Moodle 3.3.4 by Ankit Agarwal

commit e8605c65149426b86bfe897a7c5e51fd9ba84a55
Author: Ankit Agarwal <ankit@moodle.com>
Date:   Thu, 16 Nov 2017 17:35:23 +0800
Tag:    v3.3.4

MDL-60831 search: add BS classes to block elements