re #2874
evaluate what activation check to perform: course or profile

git-svn-id: svn://develop.studip.de/studip/trunk@25534 c5b85792-5220-0410-ad23-ed5b6b8ad999
refs #3239, stop fetching of unnecessary data, set fix height for dialog when movin a thread

git-svn-id: svn://develop.studip.de/studip/trunk@25535 c5b85792-5220-0410-ad23-ed5b6b8ad999