Author: Tim Hunt
MDL-68760 timezones: add string for new timezone America/Nuuk
http://git.moodle.org/gw?p=moodle.git;a=commit;h=045d650ae3ebddd98ef7490c1506ccb0f3921895
http://github.com/moodle/moodle/commit/045d650ae3ebddd98ef7490c1506ccb0f3921895
+ 3.7 en [america/nuuk,core_timezones]