Git commits in Moodle 3.1.5 by Amy Groshek

commit d5b78c7c812da1165101bc490e31cadf3b207f88
Author: Amy Groshek <amygroshek@gmail.com>
Date:   Thu, 26 Jan 2017 23:49:47 +0800
Tag:    v3.1.5

MDL-57785 scorm: Prevents SCORM nav refresh when nav not shown.