Git commits in Moodle 3.4.1 by yair.spielmann

commit afcb4cd69a345234d2f0de278c5fe9d31ae6dbb7
Author: yair.spielmann <yair.spielmann@synergy-learning.com>
Date:   Thu, 31 Aug 2017 19:21:47 +0800
Tag:    v3.4.1

MDL-59512 tool_oauth2: add option for basic authentication