use force_update while saving cart, to prevent missing customer errors
use force_update while saving cart, to prevent missing customer errors

khchine5/django-shop,jrief/django-shop,nimbis/django-shop,awesto/django-shop,divio/django-shop,divio/django-shop,nimbis/django-shop,jrief/django-shop,jrief/django-shop,khchine5/django-shop,awesto/django-shop,divio/django-shop,jrief/django-shop,khchine5/django-shop,khchine5/django-shop,nimbis/django-shop,nimbis/django-shop,awesto/django-shop