Author: Andrew Nicols
MDL-45635 javascript: Make core dialogue translatable
http://git.moodle.org/gw?p=moodle.git;a=commit;h=68a1c2a8d9b92dd52a32d1e4ec6264661b6276bc
http://github.com/moodle/moodle/commit/68a1c2a8d9b92dd52a32d1e4ec6264661b6276bc
+ 2.7 en [areyousure,core]
+ 2.7 en [closebuttontitle,core]
+ 2.7 en [unknownerror,core]