Fix #116. Don't require compression on LogoutResponse messages by relaxing the decode_base64_and_inflate call

Author: pitbulk

src/onelogin/saml2/logout_response.py

@@ -38,7 +38,7 @@ def __init__(self, settings, response=None):
         self.id = None
 
         if response is not None:
-            self.__logout_response = compat.to_string(OneLogin_Saml2_Utils.decode_base64_and_inflate(response))
+            self.__logout_response = compat.to_string(OneLogin_Saml2_Utils.decode_base64_and_inflate(response, ignore_zip=True))
             self.document = OneLogin_Saml2_XML.to_etree(self.__logout_response)
             self.id = self.document.get('ID', None)