Fix typo in envlist

Author: dominicrodger

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = {py27,py34}-{master,1.9.X,1.8.X,1.7.X,1.6.X,1.5.X},{py35-master,1.9.X,1.8.X},docs,flake8
+envlist = {py27,py34}-{master,1.9.X,1.8.X,1.7.X,1.6.X,1.5.X},{py35}-{master,1.9.X,1.8.X},docs,flake8
 
 [flake8]
 exclude = tinycontent/migrations/*