2014-06-17  Sardar Yumatov <ja.doma@gmail.com>
    * version 0.2.1
    * apnsclient/backends/stdio.py: fixed debug message format.
    * apnsclient/backends/__init__.py: fixed garbage collection issue.

2014-06-11  Sardar Yumatov  <ja.doma@gmail.com>
    * version 0.2
    * apnsclient/apns.py: total refactor, API is mostly backward compatible.
    * apnsclient/certificate.py: pyOpenSSL became unnecessary for the core.
    * apnsclient/transport.py: APNs protocol implementation, transport agnostic.
    * apnsclient/backens/stdio.py: default transport using raw sockets and pyOpenSSL.

2013-09-29  Sardar Yumatov  <ja.doma@gmail.com>
    * version 0.1.8
    * apnsclient/apns.py: minor fixes for raw _payload users.

2013-09-04  Sardar Yumatov  <ja.doma@gmail.com>
    * version 0.1.7
    * apnsclient/apns.py: UTF-8 encoding for JSON payload.
                          Non-set passphrase for private keys.

2013-06-18  Sardar Yumatov  <ja.doma@gmail.com>
    * version 0.1.6
    * apnsclient/apns.py: support for raw payload dict.
                          More hooks for SSL handshaking.

2013-05-15  Sardar Yumatov  <ja.doma@gmail.com>
    * version 0.1.5
    * apnsclient/apns.py: passphrase argument for Certificate/private-key

2013-03-26  Sardar Yumatov  <ja.doma@gmail.com>
    * version 0.1.3
    * apnsclient/apns.py: fixed some bugs, improved imports for mock tests.
    * apnsclient/test.py: unittests
    * docs/apnsclient.rst: updated docs
