Developer credits
Git commits in Moodle 2.5.0 by Roman Tsukanov
commit 1b5865168175e2148449f6c1fe58c7725e14e6ad Author: Roman Tsukanov <tsukanovroman@gmail.com> Date: Mon, 25 Mar 2013 13:07:18 +0800 Tag: v2.5.0-beta MDL-38429: lesson report - Improve lesson statistics code.