Author: Mihail Geshoski
MDL-60538 lesson: check if max attempts exceeded, use new lang string
http://git.moodle.org/gw?p=moodle.git;a=commit;h=c3ddc8e2fd98bc5064a804bcca53cb8fbbdf989d
http://github.com/moodle/moodle/commit/c3ddc8e2fd98bc5064a804bcca53cb8fbbdf989d
+ 3.3 en [finalwrong,mod_lesson]