Git commits in Moodle 2.8.8 by John Okely

commit a44fed5c804b52e82c334c37dcc1c12b77f97af8
Author: John Okely <john@moodle.com>
Date:   Tue, 28 Jul 2015 17:00:04 +0800
Tag:    v2.8.8

MDL-50709 groups: Prevent XSS in grouping description

commit 58dbfc1f37aabdb95c103fde0cc3a3050f36429f
Author: John Okely <john@moodle.com>
Date:   Mon, 27 Jul 2015 14:17:45 +0800
Tag:    v2.8.8

MDL-50307 auth_db: Stop using AS to prevent error with some drivers

commit aa2f2a7dc91d160a8bb851315bbe49d02e652216
Author: John Okely <john@moodle.com>
Date:   Mon, 27 Jul 2015 13:51:01 +0800
Tag:    v2.8.8

MDL-50307 auth_db: Fix associative fetching in ADODB 2.19

commit 9c336fdbe5fb51870e458899ca78005a7dc3e07a
Author: John Okely <john@moodle.com>
Date:   Tue, 21 Jul 2015 16:01:49 +0800
Tag:    v2.8.8

MDL-45772 admin: Stop browsers from autofilling passwords incorrectly