Removed import * in tests.
Removed import * in tests.

Thanks to flake8 path/to/file.py | awk -F ' ' '{ print $5 }' | sort | uniq

thenewguy/django-formtools,lastfm/django-formtools,gchp/django-formtools,barseghyanartur/django-formtools,barseghyanartur/django-formtools,thenewguy/django-formtools,gchp/django-formtools,lastfm/django-formtools