Update py-werkzeug and py-werkzeug-docs to 0.9.6.

Version 0.9.6
-------------

(bugfix release, released on June 7th 2014)

- Added a safe conversion for IRI to URI conversion and use that
  internally to work around issues with spec violations for
  protocols such as ``itms-service``.

Version 0.9.5
-------------

(bugfix release, released on June 7th 2014)

- Forward charset argument from request objects to the environ
  builder.
- Fixed error handling for missing boundaries in multipart data.
- Fixed session creation on systems without ``os.urandom()``.
- Fixed pluses in dictionary keys not being properly URL encoded.
- Fixed a problem with deepcopy not working for multi dicts.
- Fixed a double quoting issue on redirects.
- Fixed a problem with unicode keys appearing in headers on 2.x.
- Fixed a bug with unicode strings in the test builder.
- Fixed a unicode bug on Python 3 in the WSGI profiler.
- Fixed an issue with the safe string compare function on
  Python 2.7.7 and Python 3.4.


(kleink)