Git commits in Moodle 2.9.0 by Rod Norfor

commit 2350e7f24d64eff1f7070a3b5183b90925f62708
Author: Rod Norfor <rod.norfor@open.ac.uk>
Date:   Thu, 22 Jan 2015 00:23:08 +0800
Tag:    v2.9.0-beta

MDL-48914 admin: check maxuserperpage in existingroleholders->find_users