Developer credits
Git commits in Moodle 2.2.0 by Tomasz Muras
commit 192a8aef343befa64d6530149fd73aa506c77065 Author: Tomasz Muras <nexor1984@gmail.com> Date: Sat, 20 Aug 2011 23:29:21 +0800 Tag: v2.2.0-beta MDL-29012 Show which user profile field is being deleted