fix readme

tox.ini

@@ -1,6 +1,6 @@
 [tox]
 envlist=
-  py{26,33,34,27}-pytest2{4,5,6,7},py{27,34}-pytest27-pexpect,flakes
+  py{26,33,34,27}-pytest2{4,5,6,7},py{27,34}-pytest27-pexpect,flakes,readme
 
 
 [testenv]
@@ -23,6 +23,13 @@ changedir=
 deps = pytest-flakes>=0.2
 commands = py.test --flakes -m flakes testing xdist
 
+[testenv:readme]
+changedir =
+deps = readme
+skip_install = true
+commands = python setup.py check -r -s
+
+
 [pytest]
 addopts = -rsfxX
 ;; hello