Developer credits
Git commits in Moodle 3.4.3 by Cameron Ball
commit 1078a686bd3115648de2357316b6745dfc75ecff Author: Cameron Ball <cameron@moodle.com> Date: Thu, 11 Jan 2018 16:38:00 +0800 Tag: v3.4.3 MDL-61194 assignfeedback_editpdf: Check if we can convert online text