Update django-filter to 2.1.0 #561

sliverc merged 1 commit intomaster django-json-api/django-rest-framework-json-api:masterfrom

pyup-update-django-filter-2.0.0-to-2.1.0 django-json-api/django-rest-framework-json-api:pyup-update-django-filter-2.0.0-to-2.1.0Copy head branch name to clipboard