Author: David Monllao
MDL-50142 editor: Refining editor preference help
All credit goes to Helen Foster.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=4d37d462cad4501938b2d665fcb0286137aff4ff
http://github.com/moodle/moodle/commit/4d37d462cad4501938b2d665fcb0286137aff4ff
+ 3.0 en [textediting_help,core]