Author: Sara Arjona
MDL-77708 docs: Update references from docs.moodle.org/dev
http://git.moodle.org/gw?p=moodle.git;a=commit;h=54d446ce4365fcb1151c48a52b8152b1de481261
http://github.com/moodle/moodle/commit/54d446ce4365fcb1151c48a52b8152b1de481261
+ 4.1 en [eventshandlersinuse,core_admin]