Git commits in Moodle 3.1.5 by Nadav Kavalerchik

commit d0ed5742d0426c5454c2fb51681b5865ba780e45
Author: Nadav Kavalerchik <nadavkav@gmail.com>
Date:   Wed, 25 Jan 2017 06:44:26 +0800
Tag:    v3.1.5

MDL-53349 Autocomplete: Support multi lingual COMMA keycode (44)