Author: Andrew Robert Nicols
MDL-31315 Ask before moving away from a modified form
http://git.moodle.org/gw?p=moodle.git;a=commit;h=00e8d08dba6a86616ea028bd9216d3da62cfbcda
http://github.com/moodle/moodle/commit/00e8d08dba6a86616ea028bd9216d3da62cfbcda
+ 2.3 en [changesmadereallygoaway,core]