Release 4.4.0

Released: 2021-09-15

Added

• Added test server python -m cats.v2.server -h
• Added test client python -m cats.v2.client -h
• Added Handler.conn shortcut for Handler.action.conn typed with server.Connection
• Added Auth module fixtures to test_utils

Changed

• Exceptions thrown by cats internally replaced with subclasses of CatsError

Fixed

• Fixed StreamClosedError passed through Server.handle_stream
• Fixed error propagation