Author: Ferran Recio
MDL-67788 mod_h5pactivity: add xAPI attempts track to activity
http://git.moodle.org/gw?p=moodle.git;a=commit;h=0aeec79a2ae52c0f7e44b92fc0b91823bb7bb860
http://github.com/moodle/moodle/commit/0aeec79a2ae52c0f7e44b92fc0b91823bb7bb860
+ 3.9 en [attempt,h5pactivity]
+ 3.9 en [deleteallattempts,h5pactivity]
+ 3.9 en [h5pactivity:submit,h5pactivity]
+ 3.9 en [myattempts,h5pactivity]
+ 3.9 en [previewmode,h5pactivity]
+ 3.9 en [statement_received,h5pactivity]
+ 3.9 en [view,h5pactivity]