Author: Sam Hemelryk
NOBUG: Fixed spelling mistake, kudos to Andrew for spotting it
http://git.moodle.org/gw?p=moodle.git;a=commit;h=8c407e5872afe933e53bbb7e345afe43f163d66d
http://github.com/moodle/moodle/commit/8c407e5872afe933e53bbb7e345afe43f163d66d
+ 2.0 en [choosefilefromcoursebackup,core_backup]