Author: Frederic Massart
MDL-46570 gradereport_history: Improving accessibility and selection mechanism
Part of MDL-46191
http://git.moodle.org/gw?p=moodle.git;a=commit;h=234f962dd5e716f012eb2ceadb4c91ba3832ac0f
http://github.com/moodle/moodle/commit/234f962dd5e716f012eb2ceadb4c91ba3832ac0f
- 2.8 en [deselect,gradereport_history]