Author: David Mudrak
NOMDL: Removing unused string
http://git.moodle.org/gw?p=moodle.git;a=commit;h=2545e6688771432d615dbdbe5df17893e8d8ba29
http://github.com/moodle/moodle/commit/2545e6688771432d615dbdbe5df17893e8d8ba29
- 2.0 en [cannotdeleterolenoadmin,core_access]