Author: Dan Marsden
MDL-28728 SCORM Add missing string
http://git.moodle.org/gw?p=moodle.git;a=commit;h=1a50148e8b5953f5f0d29381b81de181f515c80f
http://github.com/moodle/moodle/commit/1a50148e8b5953f5f0d29381b81de181f515c80f
+ 2.3 en [scorm:deleteownresponses,mod_scorm]