Git commits in Moodle 2.7.5 by David Monllao

commit 90ef484cecd8da446e06957b99a7681f4d689b0a
Author: David Monllao <davidm@moodle.com>
Date:   Wed, 14 Jan 2015 13:35:24 +0800
Tag:    v2.7.5

MDL-48823 admin: Just one admin tree reload after settings changes