Add a piece of code that was missing in #22

This was supposed to be in the pull request,
but was not included by mistake.

@@ -31,7 +31,7 @@ interpreter = python_interpreter
 initialization =
     from munch import Munch
     Munch.__str__ = lambda self: Munch.toYAML(self, allow_unicode=True,
-                                              default_flow_style=False)
+                                              default_flow_style=False).decode('utf-8')
     Munch.__repr__ = Munch.__str__
 
 [remotes]