StEP: new semester selector, re #4484

git-svn-id: svn://develop.studip.de/studip/trunk@31079 c5b85792-5220-0410-ad23-ed5b6b8ad999
StEP: new semester selector, re #4484

git-svn-id: svn://develop.studip.de/studip/trunk@31080 c5b85792-5220-0410-ad23-ed5b6b8ad999