v1.0.0

Features:

• Logging support
• Each grant accepts its own site adapter (see Migration notes)
• Tornado adapter

Improvements:

• Catch unexpected exceptions and respond with a OAuth2 'server_error'
• Declare optional dependencies in setup.py
• Move WSGI server code into its own module
• Renamed class acting as entrypoint for WSGI server from 'Server' to 'Application'
• Client Credentials Grant example
• Methods authenticate and render_auth_page of a Site Adapter accept an instance of oauth2.datatype.Client

Bugfixes:

• Fix Resource Owner Grant responding with HTTP status code '500' in case an owner could not be authorized
• Fix "scope" parameter not being urlencoded