Developer credits
Git commits in Moodle 2.4.2 by Isaac Marco Blancas
commit 3c3ca35fee2b7565edbe19e1fd1692388d58aaf8 Author: Isaac Marco Blancas <isaac.marco@udima.es> Date: Tue, 08 Jan 2013 16:10:57 +0800 Tag: v2.4.2 MDL-29534 Forum: If forum_replytouser is not set then don't display from user email"