Author: Petr Skoda
MDL-29292 fix feature typo
Credit goes to Raminder Singh.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=1d16e927007f93816d266fbbcacd6b5bd157c56b
http://github.com/moodle/moodle/commit/1d16e927007f93816d266fbbcacd6b5bd157c56b