Added tox dir to .gitignore
Added tox dir to .gitignore

dongguangming/django-social-widgets,creafz/django-social-widgets,kbytesys/django-social-widgets,kbytesys/django-social-widgets,kbytesys/django-social-widgets,creafz/django-social-widgets,creafz/django-social-widgets,dongguangming/django-social-widgets,dongguangming/django-social-widgets