Author: Sam Hemelryk
MDL-28411 Post-integration improvement of string changes
http://git.moodle.org/gw?p=moodle.git;a=commit;h=05f38de60e535014233d8b9b5074a8e6002616f2
http://github.com/moodle/moodle/commit/05f38de60e535014233d8b9b5074a8e6002616f2
+ 1.9 en [configenablegroupings,admin]
+ 1.9 en [enablegroupings,admin]