Author: Ferran Recio
MDL-66463 theme_boost: go to top link
http://git.moodle.org/gw?p=moodle.git;a=commit;h=1b5630a01fca1839ec99e8c1c4968141c3a760ce
http://github.com/moodle/moodle/commit/1b5630a01fca1839ec99e8c1c4968141c3a760ce
+ 3.9 en [totop,theme_boost]