Developer credits
Git commits in Moodle 3.3.5 by Jesse Ritchey
commit 707d3a3aa366e2f593d7d4899e1e412e9d0c5159 Author: Jesse Ritchey <jesse.ritchey@gmail.com> Date: Wed, 07 Mar 2018 18:08:13 +0800 Tag: v3.3.5 MDL-60445 theme_boost: remove fieldset tag