Developer credits
Git commits in Moodle 2.4.6 by Shane Elliott
commit 685ed22b13e1d3bb8bcbe528088ff55b10477986 Author: Shane Elliott <shane@pukunui.com> Date: Tue, 16 Jul 2013 16:55:12 +0800 Tag: v2.4.6 MDL-40684 Fix conditional field name for custom user fields