don't center on active tracks. disturbing

qtgui/mainwindow.py

@@ -265,9 +265,6 @@ class MainWindow(TemplateMainWindow):
         #Functions depend on getting set after getting called. They need to know the old track!
         self.currentTrackId = newCurrentTrackId
 
-        self.songEditor.parentView.centerOn(d[newCurrentTrackId])
-
-
     def addPatternTrack(self):
         """Add a new track and initialize it with some data from the current one"""
         scale = api.session.data.trackById(self.currentTrackId).pattern.scale #TODO: Access to the sessions data structure directly instead of api. Not good. Getter function or api @property is cleaner.