add testing for python 3.5

Author: dhellmann

setup.cfg

@@ -15,6 +15,7 @@ classifier =
     Programming Language :: Python :: 3
     Programming Language :: Python :: 3.3
     Programming Language :: Python :: 3.4
+    Programming Language :: Python :: 3.5
     Intended Audience :: Developers
     Environment :: Console
 keywords =

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = py27,py26,py33,py34,zsh,ksh,style
+envlist = py27,py26,py33,py34,py35,zsh,ksh,style
 
 [testenv]
 install_command = pip install -U {opts} {packages}