Git commits in Moodle 3.2.4 by Mark Johnson

commit 43391de3e26d346fd0417adb472d38ec0409d1eb
Author: Mark Johnson <mark.johnson@open.ac.uk>
Date:   Fri, 05 May 2017 19:02:24 +0800
Tag:    v3.2.4

MDL-58826 theme_boost: Prevent fatal errors in action menu behat steps