appointment title cannot contain new line char

smash/web/models.py

@@ -558,7 +558,7 @@ class Appointment(models.Model):
 
     def title(self):
         if self.visit.subject.screening_number=="---":
-            return self.comment
+            return self.comment.replace("\n", ";")
         else:
             title = self.visit.subject.first_name + " " + self.visit.subject.last_name + " type: "
             for type in self.appointment_types.all():