changed student tostring's to student's names or usernames, rather than just usernames

roomlist/accounts/models.py

@@ -293,10 +293,10 @@ class Student(TimeStampedModel):
         ordering = ['user']
 
     def __str__(self):              # __unicode__ on Python 2
-        return self.user.username
+        return self.get_full_name_or_uname()
 
     def __unicode__(self):
-        return unicode(self.user.username)
+        return unicode(self.get_full_name_or_uname())
 
     # uncomment if there's something going awry while saving
     # def save(self, *args, **kwargs):