Updated Django Versions
Updated Django Versions

to versions 1.3.1, 1.4.5 and 1.5.1 and removed note about making it work on 1.2.x.
vstoykov/django-hvad,promil23/django-hvad,philippeowagner/django-hvad,vstoykov/django-hvad,piha/django-hvad,hds/django-hvad,promil23/django-hvad,hds/django-hvad,philippeowagner/django-hvad,piha/django-hvad