Author: Jun Pataleta
MDL-65935 mod_feedback: Use new core/checkbox_toggleall
Plus:
* Add labels for each nonrespondent's checkbox to improve
accessibility.
* Remove the now-unused mod/feedback/feedback.js
http://git.moodle.org/gw?p=moodle.git;a=commit;h=0aa833de2e89e612d90827709991db51922fa213
http://github.com/moodle/moodle/commit/0aa833de2e89e612d90827709991db51922fa213
+ 3.8 en [includeuserinrecipientslist,mod_feedback]