Developer credits
Git commits in Moodle 2.5.0 by Ryan Panning
commit c6d7956e5503192702cf8d8e4cd01306b6ce18b2 Author: Ryan Panning <Ryan.Panning@district196.org> Date: Wed, 10 Apr 2013 14:38:05 +0800 Tag: v2.5.0-rc1 MDL-38525: Assignment - print exception message when assignment upgrade fails.