Log Message:
Update to 0.7.1:

0.7.1 - 2014-12-28
~~~~~~~~~~~~~~~~~~

* Fixed an issue preventing compilation on platforms where ``OPENSSL_NO_SSL3``
  was defined.

0.7 - 2014-12-17
~~~~~~~~~~~~~~~~

* Cryptography has been relicensed from the Apache Software License, Version
  2.0, to being available under *either* the Apache Software License, Version
  2.0, or the BSD license.
* Added key-rotation support to :doc:`Fernet </fernet>` with
  :class:`~cryptography.fernet.MultiFernet`.
* More bit-lengths are now support for ``p`` and ``q`` when loading DSA keys
  from numbers.
* Added :class:`~cryptography.hazmat.primitives.interfaces.MACContext` as a
  common interface for CMAC and HMAC and deprecated
  :class:`~cryptography.hazmat.primitives.interfaces.CMACContext`.
* Added support for encoding and decoding :rfc:`6979` signatures in
  :doc:`/hazmat/primitives/asymmetric/utils`.
* Added
  :func:`~cryptography.hazmat.primitives.serialization.load_ssh_public_key` to
  support the loading of OpenSSH public keys (:rfc:`4253`). Only RSA and DSA
  keys are currently supported.
* Added initial support for X.509 certificate parsing. See the
  :doc:`X.509 documentation</x509>` for more information.