Author: Michael Hawkins
MDL-69559 course: Add course content download UI and execution page
http://git.moodle.org/gw?p=moodle.git;a=commit;h=d661b1148b87d71bb77fb9cce6dcb2c95a16078a
http://github.com/moodle/moodle/commit/d661b1148b87d71bb77fb9cce6dcb2c95a16078a
+ 4.0 en [downloadcourseconfirmation,core_course]