Developer credits
Git commits in Moodle 2.6.4 by Juan Leyva
commit a9d792433fb604b605006fcaa47bb5450b437948 Author: Juan Leyva <juanleyvadelgado@gmail.com> Date: Tue, 13 May 2014 22:13:56 +0800 Tag: v2.6.4 MDL-36670 logging: action parameter length restricted to 40 chars