Add Django 3.0 Trove classifier (#586)

adamchainz · web-flow · commit 912f18037df0 · 2019-10-22T21:41:39.000+01:00
diff --git a/setup.cfg b/setup.cfg
@@ -21,6 +21,7 @@ classifiers =
     Framework :: Django :: 2.0
     Framework :: Django :: 2.1
     Framework :: Django :: 2.2
+    Framework :: Django :: 3.0
     Intended Audience :: Developers
     License :: OSI Approved :: BSD License
     Natural Language :: English
