Git commits in Moodle 3.6.x by Joby Harding

commit fbd1877f204cfc74e3f09373e3ad5b99e294fef6
Author: Joby Harding <joby@77gears.com>
Date:   Mon, 30 Jul 2018 04:06:52 +0800
Tag:    v3.6.0-beta

MDL-63012 grunt: Update Node version check message