Merge pull request #227 from tseaver/silence_py26_deprecation_for_exception_message

Silence Python 2.6 deprecation of exception.message.

Author: dhermes

gcloud/storage/exceptions.py

@@ -7,6 +7,8 @@ class ConnectionError(StorageError):
     def __init__(self, response, content):
         message = str(response) + content
         super(ConnectionError, self).__init__(message)
+        # suppress deprecation warning under 2.6.x
+        self.message = message
 
 
 class NotFoundError(ConnectionError):