Author: Tim Hunt
MDL-29427 quiz nav: information items should should have a state tooltip
http://git.moodle.org/gw?p=moodle.git;a=commit;h=79a46626d31c34c80b04596eadd05e8cefae9d11
http://github.com/moodle/moodle/commit/79a46626d31c34c80b04596eadd05e8cefae9d11
+ 2.2 en [notyetviewed,mod_quiz]
+ 2.2 en [viewed,mod_quiz]