Updated tox

tox.ini

@@ -8,7 +8,7 @@
 # Alternatively, to run mock tests only, run tox as follows:
 # CB_USE_MOCK_PROVIDERS=True tox -e py27-aws
 #
-# Simply running tox -e py27-aws also works, because the default is to use
+# Simply running tox -e py27-aws also works because the default is to use
 # mock providers.
 
 [tox]