Git commits in Moodle 3.1.x by Alexander Melihov

commit fa5fdc0231532a371d9c68aa373c7bd01e486435
Author: Alexander Melihov <amelihovv@ya.ru>
Date:   Thu, 24 Nov 2016 18:49:44 +0800
Tag:    v3.1.4

MDL-57137 quiz: Create question category with specified parent category