Author: Frederic Massart
MDL-45895 user: Re-organise orphans nodes on the preferences page
Part of MDL-45774
http://git.moodle.org/gw?p=moodle.git;a=commit;h=36ffc1511c456664afaeaaa775b89261915f1cd6
http://github.com/moodle/moodle/commit/36ffc1511c456664afaeaaa775b89261915f1cd6
+ 2.9 en [useraccount,core]