Typo in query.py, values_list

[Benjamin Wohlwend]

In MultilingualModelQuerySet.values_list, values of the super class is called, not values_list which results in an error after syncdb (and probably elsewhere).

diff --git a/multilingual/query.py b/multilingual/query.py
index b6022ec..d934d83 100644
--- a/multilingual/query.py
+++ b/multilingual/query.py
@@ -596,4 +596,4 @@ class MultilingualModelQuerySet(QuerySet):
        for field in fields:
            if field not in self._get_all_field_names():
                raise NotImplementedError("Multilingual fields cannot be queried using queryset.values(...)")
-        return super(MultilingualModelQuerySet, self).values(*fields, **kwargs)
\ No newline at end of file
+        return super(MultilingualModelQuerySet, self).values_list(*fields, **kwargs)