Updated to latest release, 2.2.0. Some PLIST changes, but two packages that
depend on it still build and install fine. From HISTORY.rst:

2.2.0 (2014-01-09)
++++++++++++++++++

**API Changes**
- New exception: ``ContentDecodingError``. Raised instead of ``urllib3``
  ``DecodeError`` exceptions.

**Bugfixes**
- Avoid many many exceptions from the buggy implementation of ``proxy_bypass``
  on OS X in Python 2.6.
- Avoid crashing when attempting to get authentication credentions from
  ~/.netrc when running as a user without a home directory.
- Use the correct pool size for pools of connections to proxies.
- Fix iteration of ``CookieJar`` objects.
- Ensure that cookies are persisted over redirect.
- Switch back to using chardet since charade has merged with it

(rodent)