Developer credits
Git commits in Moodle 3.4.1 by Pau Ferrer Ocaña
commit 82c32f9a80db78f9ce33716e23bc959145520ead Author: Pau Ferrer Ocaña <crazyserver@gmail.com> Date: Thu, 16 Nov 2017 23:07:15 +0800 Tag: v3.4.1 MDL-60835 completion: Add overrideby field to completion status WS