Fix `setup.py bdist`
Fix `setup.py bdist`

Fixes #25 by reverting part of cadd8fa6 that pulled in incorrect
package_data

Gustavosdo/django-salmonella,lincolnloop/django-salmonella,lincolnloop/django-salmonella,lincolnloop/django-salmonella,Gustavosdo/django-salmonella,Gustavosdo/django-salmonella,lincolnloop/django-salmonella