Merge pull request #76 from andrawaag/master

Fix #75

Author: hsolbrig

setup.cfg

@@ -14,7 +14,6 @@ classifiers =
     Topic :: Software Development :: Compilers
     License :: CC0 1.0 Universal (CC0 1.0) Public Domain Dedication
     Programming Language :: Python :: 3 :: Only
-    Programming Language :: Python :: 3.6
     Programming Language :: Python :: 3.7
     Programming Language :: Python :: 3.8
 keywords =