Style the titles of courses in the Special:MyCourses feed

Add a css class for the titles of courses in Special:MyCourses, so
that it will be obvious that the titles are links to the course
pages.

Change-Id: Iee79b7960fb465cba1dff50f0ab42bb469924f5b
Merge "Style the titles of courses in the Special:MyCourses feed"