Removed unexistent `django-colortools` package from project settings.
Removed unexistent `django-colortools` package from project settings.

jfterpstra/bluebottle,jfterpstra/bluebottle,onepercentclub/bluebottle,jfterpstra/bluebottle,onepercentclub/bluebottle,onepercentclub/bluebottle,onepercentclub/bluebottle,onepercentclub/bluebottle,jfterpstra/bluebottle