v3.0:
    - remove TwistedWeb dependency and write the beinc_server.py in pure Python
    - implement Python >= 3.4.0 support

v2.0:
    - replace charrypy with TwistedWeb as beinc_server.py backend
    - use XMLRPC instead of HTTP POST for a cleaner and more robust API
    - several ssl options like ssl_version and ssl_ciphers added
    - bugfixes

v1.1:
    - when beinc_poller.py fetches several messages from a queue it won't let the
      last one to completely overwrite the previous ones

v1.0
    - Initial version