Author: Bas Brands
MDL-71965 theme_boost: move footer content in popover
http://git.moodle.org/gw?p=moodle.git;a=commit;h=d1b9f7d1f1875e3dcf213792163fb7d839bd8bd1
http://github.com/moodle/moodle/commit/d1b9f7d1f1875e3dcf213792163fb7d839bd8bd1
+ 4.0 en [poweredbymoodle,core]
+ 4.0 en [showfooter,theme_boost]