Author: Sam Hemelryk
MDL-41392 course: management checkbox accessibility improvement
http://git.moodle.org/gw?p=moodle.git;a=commit;h=cd96b7d3e466a10f1762fd6b9c0d6858495ae554
http://github.com/moodle/moodle/commit/cd96b7d3e466a10f1762fd6b9c0d6858495ae554
+ 2.6 en [bulkactionselect,core]
+ 2.6 en [categorybulkaction,core]
+ 2.6 en [coursebulkaction,core]