Git commits in Moodle 2.9.7 by Eloy Lafuente (stronk7)

commit 85d91d18b4c9baa2d4a337a03842ff671b364fdc
Author: Eloy Lafuente (stronk7) <stronk7@moodle.org>
Date:   Fri, 01 Jul 2016 19:44:36 +0800
Tag:    v2.9.7

MDL-53019 environment: 3.2 requirements added