Add waiting list support to the enroll others page
Merge pull request #3 from janmeier/waitingList

Waiting list
Fix the single enrolment button
Merge pull request #4 from janmeier/waitingList

Fix the single enrolment button
Show a waiting list icon when the course is full
Merge pull request #5 from janmeier/waitingList

Show a waiting list icon when the course is full