Git commits in Moodle 3.6.0 by Tony Butler

commit 9ed5b0c1f66ce48386f72d47a948d70265fad537
Author: Tony Butler <tonyjbutler@gmail.com>
Date:   Tue, 10 Jul 2018 19:28:07 +0800
Tag:    v3.6.0-beta

MDL-59611 mod_assign: Move help icons for subplugin types out of labels


commit 8e642421313ca2f7234a8d47e49a4b8cfbd84530
Author: Tony Butler <tonyjbutler@gmail.com>
Date:   Thu, 26 Apr 2018 21:09:39 +0800
Tag:    v3.6.0-beta

MDL-62225 assignfeedback_editpdf: Add alt text for nav button shortcuts


commit 166ac972c3969c212a9ebadf72d5235157a9d628
Author: Tony Butler <tonyjbutler@gmail.com>
Date:   Thu, 01 Mar 2018 23:53:12 +0800
Tag:    v3.6.0-beta

MDL-42366 assignfeedback_editpdf: Improve meaningfulness of cursor image