[1.5.x] Removed ambiguity regarding LANGUAGES setting
[1.5.x] Removed ambiguity regarding LANGUAGES setting

Backport of a05042fd3a from master

bliti/django-nonrel-1.5,imtapps/django-imt-fork,hasadna/django,imtapps/django-imt-fork,alx-eu/django,hasadna/django,bliti/django-nonrel-1.5,bliti/django-nonrel-1.5,alx-eu/django,ccn-2m/django,alx-eu/django,ccn-2m/django,imtapps/django-imt-fork,hasadna/django,ccn-2m/django,alx-eu/django,ccn-2m/django