Developer credits
Git commits in Moodle 3.1.6 by John Okely
commit 21b902996a46462be1e5998bce2a51432396c7fe Author: John Okely <john@moodle.com> Date: Fri, 28 Apr 2017 14:30:34 +0800 Tag: v3.1.6 MDL-58722 mathjax: Fix httpsurl upgrade
commit 17b7ca5b2b78b5b5a938f61a0e408893f813bf73 Author: John Okely <john@moodle.com> Date: Tue, 21 Mar 2017 10:25:03 +0800 Tag: v3.1.6 MDL-37168 mod_lti: Fix rename behat
commit 8da9781a25ce3703569814ad7576078a006f1efc Author: John Okely <john@moodle.com> Date: Fri, 27 Jan 2017 14:59:33 +0800 Tag: v3.1.6 MDL-37168 grade: Debugging if gradebook callbacks are not both present
commit 6f3be9d5cec8baec2990e4032f0334f188dc9796 Author: John Okely <john@moodle.com> Date: Tue, 10 Jan 2017 12:09:02 +0800 Tag: v3.1.6 MDL-37168 mod_lti: Add behat test to cover lti quick edit