Developer credits
Git commits in Moodle x.x.x by Paul Damiani
commit 9ffbb786686a046730a8c7047f14ef63f5e450bf Author: Paul Damiani <pdamiani1996@gmail.com> Date: Thu, 10 Jan 2019 14:18:00 +0800 Tag: v3.7.0-beta MDL-63569 email: New setting to prefix the subject of outgoing emails