Git commits in Moodle 3.8.x by Stephen Bourget

commit c2093258957d0f18d97183cef939efdebc99c770
Author: Stephen Bourget <steve.bourget@sau19.org>
Date:   Thu, 09 May 2019 08:47:29 +0800
Tag:    v3.8.6

MDL-69900 core_backup: Allow IMSCC v1.0 restore to finish