Developer credits

Git merges in Moodle 2.7.10 by Andrew Nicols

commit c3757ed868cfbe793e55611201fd1903a119d408
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Wed, 09 Sep 2015 15:42:36 +0800
Tag:    v2.7.10

Merge branch 'MDL-50852-27' of git://github.com/junpataleta/moodle into MOODLE_27_STABLE

commit 1bd23e072891fa7423c40a8e09cb4fa3df98d8ff
Author: Andrew Nicols <andrew@nicols.co.uk>
Date:   Thu, 06 Aug 2015 12:11:09 +0800
Tag:    v2.7.10

Merge branch 'install_27_STABLE' of https://git.in.moodle.com/amosbot/moodle-install into MOODLE_27_STABLE