Fix red star position if new users avaiable. Fix sort arrow position re #406

git-svn-id: svn://develop.studip.de/studip/trunk@26908 c5b85792-5220-0410-ad23-ed5b6b8ad999
Fix red star position if new users avaiable. re #3406

git-svn-id: svn://develop.studip.de/studip/trunk@26909 c5b85792-5220-0410-ad23-ed5b6b8ad999