Git commits in Moodle 2.7.17 by Simey Lameze

commit b163efd07f8e36b4e343695b35bc10a819286397
Author: Simey Lameze <simey@moodle.com>
Date:   Mon, 17 Oct 2016 16:07:16 +0800
Tag:    v2.7.17

MDL-51347 core_notes: check view notes capability by course context

commit d37bb7c46b5c5e0e622eeaff56c46b9af6610a26
Author: Simey Lameze <simey@moodle.com>
Date:   Tue, 04 Oct 2016 12:06:10 +0800
Tag:    v2.7.17

MDL-55121 environment: check for unsuported php version 7.1