tox: Drop pypy targets

crobinso · crobinso · commit 693e47395a0c · 2018-04-16T12:01:41.000-04:00
I doubt this project will ever have issues with pypy, but my
present motivation is its busted in travis
diff --git a/tox.ini b/tox.ini
@@ -1,5 +1,5 @@
 [tox]
-envlist = py27,py33,py34,py35,py36,pypy,pypy3
+envlist = py27,py33,py34,py35,py36
 
 [testenv]
 sitepackages = True
