Author: Issam Taboubi
MDL-55586 report_competency: Translation strings in competencies
http://git.moodle.org/gw?p=moodle.git;a=commit;h=d82add23e6075b008050d6171bec3d4fa7cb1906
http://github.com/moodle/moodle/commit/d82add23e6075b008050d6171bec3d4fa7cb1906
+ 3.1 en [notrated,report_competency]