Small changes to status bar

CLOSED - task 9: Benutzerliste filtern 
http://github.com/lmu-student-web-team/barTrend/issues/issue/9
Alles wird korrekt am anfang geladen

CLOSE #4 - task 4: Zeitintervall im Tagestrend Chart 
http://github.com/lmu-student-web-team/barTrend/issues/issue/4