Author: abgreeve
MDL-72090 navigation: Create an overflow menu for course admin.
This adds a select menu for navigation on course administration
pages such as import, export, course copy, and course reset.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=d02274137aff0122598ca3be085639abf5b1be01
http://github.com/moodle/moodle/commit/d02274137aff0122598ca3be085639abf5b1be01
+ 4.0 en [browsecourseadminindex,core_course]
+ 4.0 en [browsesettingindex,core_course]