Git commits in Moodle 3.5.x by Marcus Boon

commit c1aa2c28c2e726d4aa0f84943147c0a30c0e294a
Author: Marcus Boon <marcus@catalyst-au.net>
Date:   Wed, 16 Jan 2019 13:49:26 +0800
Tag:    v3.5.5

MDL-64599 phpunit: Fix typo in arraydataset


commit f8e2383bdd0239453a75c3632f8c82970b0a0163
Author: Marcus Boon <marcus@catalyst-au.net>
Date:   Thu, 13 Jul 2017 12:44:29 +0800
Tag:    v3.5.0-beta

MDL-59866 session: Add retry for redis sessions