Adding release notes for 0.7.2
Adding release notes for 0.7.2

mlavin/django-all-access,dpoirier/django-all-access,vyscond/django-all-access,iXioN/django-all-access,mlavin/django-all-access,vyscond/django-all-access,dpoirier/django-all-access,iXioN/django-all-access