Author: Mark Johnson
MDL-28509 repository_youtube Enable selection of sort order
http://git.moodle.org/gw?p=moodle.git;a=commit;h=2e348a66431381353f2c391388ce0b1defa17014
http://github.com/moodle/moodle/commit/2e348a66431381353f2c391388ce0b1defa17014
+ 2.1 en [sortby,repository_youtube]
+ 2.1 en [sortpublished,repository_youtube]
+ 2.1 en [sortrating,repository_youtube]
+ 2.1 en [sortrelevance,repository_youtube]
+ 2.1 en [sortviewcount,repository_youtube]