Ignore setup.py in tox

Author: einarf

tox.ini

@@ -39,4 +39,4 @@ norecursedirs = env/* .tox/*
 ignore = H405,D100,D101,D102,D103,D104,D105,D200,D202,D203,D204,D205,D207,D208,D211,D301,D400,D401,W503
 show-source = True
 max-line-length = 120
-exclude = .tox,env
+exclude = .tox,env,setup.py