Developer credits
Git commits in Moodle 2.4.6 by prateeksachan
commit bb6cacb9134dfa6e1da276f4cab706e557bb56fd Author: prateeksachan <ps@prateeksachan.com> Date: Mon, 01 Jul 2013 16:59:10 +0800 Tag: v2.4.6 MDL-40386: Fix for updating timemodified field in book_chapters