Python-socketio

- Option to disable the SIGINT handler in the client [792](https://github.com/miguelgrinberg/python-socketio/issues/792) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/ea84b9b1c714b02eaf1081f4e37fd130a3159d8c))
- Do not invoke reserved events on a catch-all handler [814](https://github.com/miguelgrinberg/python-socketio/issues/814) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/34f34e53d650dde605f5f4a98d7a70936524a1b8))
- Use correct binary packet types in the msgpack packet encoder [811](https://github.com/miguelgrinberg/python-socketio/issues/811) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/60735dd4c2fc87ed863d7dbf7de361500d963dd3))
- Add missing `call()` method to namespace classes [800](https://github.com/miguelgrinberg/python-socketio/issues/800) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/32db48d12ceb44d7a02fd9f05047b47c7ed3f4a5))
- Add missing `to` argument to namespace `emit()` and `send()` methods [810](https://github.com/miguelgrinberg/python-socketio/issues/810) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/ed08a01e65635160923f3d6d5755df74d53274e1))
- Configure Redis pubsub to skip subscription messages ([commit](https://github.com/miguelgrinberg/python-socketio/commit/e8fff07b367929794e5e30cecbf252b72d307c16))
- Migrate async Redis client manager to aioredis 2 [771](https://github.com/miguelgrinberg/python-socketio/issues/771) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/f245191d86722244a2d3d0529d9f5ff15dfd817a)) (thanks **Sam Mosleh**!)
- Update Python supported versions in docs ([commit](https://github.com/miguelgrinberg/python-socketio/commit/a54152f2466bad4869d9cfdad6be3a5547e0b6bc))
- Document how to get the connection state in the client [799](https://github.com/miguelgrinberg/python-socketio/issues/799) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/47c5f45c765ae207f58ba2675f91eaf8c79f8500))
- Improved documentation of `start_background_task()` function ([commit](https://github.com/miguelgrinberg/python-socketio/commit/4f5bf1e9898154aa1a9896a7016ba22bfb73cdf2))
- Improved documentation of `call()` method [813](https://github.com/miguelgrinberg/python-socketio/issues/813) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/8c2a6ac86972bf94acafe687d2e86bdf65119960))
- Fixed intermittent test failures [572](https://github.com/miguelgrinberg/python-socketio/issues/572) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/db0565ada6c8891be3230bcc415e5465bd409c09))

- Catch-all event handlers ([commit](https://github.com/miguelgrinberg/python-socketio/commit/28569d48ad74d5414a0d2a8f69d7540dbdddf066))
- Implement disconnect method for external processes [684](https://github.com/miguelgrinberg/python-socketio/issues/684) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/a830c9f7887df715227f4284f30e8d62680e58ce))

- Support msgpack and custom packet serializers [749](https://github.com/miguelgrinberg/python-socketio/issues/749) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/5159e84c49daaf2da0579bfc6ee954a9c738a076))
- Return error packet if client connects to an already connected namespace ([commit](https://github.com/miguelgrinberg/python-socketio/commit/cb1b8ec74bee3b5247200a6fc6e3f6aab3a3f941))
- Handle CancelledError in async pubsub managers [750](https://github.com/miguelgrinberg/python-socketio/issues/750) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/a813bde0626c16fe693db74cbc2ea7c331a177d3))
- More robust handling of emit's "to" argument [689](https://github.com/miguelgrinberg/python-socketio/issues/689) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/2f0d8bbd8c4de43fe26e0f2edcd05aef3c8c71f9))
- Remove executable permissions from setup.py, which has no shebang [748](https://github.com/miguelgrinberg/python-socketio/issues/748) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/fb3ac958dfa2d3b04f8ec1b0221c3f4734c9f756)) (thanks **Ben Beasley**!)
- Improved project structure ([commit](https://github.com/miguelgrinberg/python-socketio/commit/98c7ac23f231b64cc8b8c51104b792d0cd5cf361))

- Document WebSocket support for threading mode ([commit](https://github.com/miguelgrinberg/python-socketio/commit/2f085b3338acc56a5c4625783d50ad53f5ad0c1a))
- Allow functions to be used for URL, headers and auth data in client connection [588](https://github.com/miguelgrinberg/python-socketio/issues/588) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/7d2e7f7eb3eb34860c2b28df1807a932ed632b54))
- Emit events to multiple rooms [605](https://github.com/miguelgrinberg/python-socketio/issues/605) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/2538df8bcf0e44881a7653cc684f985252c7fce0))
- More descriptive error when joining a room on a bad namespace [650](https://github.com/miguelgrinberg/python-socketio/issues/650) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/66068d9e968942343c840609e6e062162256111b))
- Document the use of arguments in the `connect_error` handler [554](https://github.com/miguelgrinberg/python-socketio/issues/554) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/d5308504d304b1bd26398309d31d0ce5fbd76e74))
- Document that callbacks cannot be used in external processes [1533](https://github.com/miguelgrinberg/Flask-SocketIO/issues/1533) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/703843b42b8fb7fb6a9d0152610e714e9c6fb75e))
- Improve `start_background_task()` example in the documentation [647](https://github.com/miguelgrinberg/python-socketio/issues/647) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/ef4ae900c5245439921e706fa46008fe5ca102d6))
- Added Open Collective funding option ([commit](https://github.com/miguelgrinberg/python-socketio/commit/6572ad683ac87981493f69307d5e01cb15a0dacb))
- Remove Python 2 from PyPI classifiers ([commit](https://github.com/miguelgrinberg/python-socketio/commit/a37ab00b344e035adbdc532f2760c223db118c0f))

- Fixed incorrect handling of dashes inside the JSON payload of a packet [675](https://github.com/miguelgrinberg/python-socketio/issues/675) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/f4e101079fdc49c673ab9433aca8346480cc9e4f))

- Pass custom authentication data with client connection [661](https://github.com/miguelgrinberg/python-socketio/issues/661) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/a07eedf54e535843401cd8b280c1bb24de3dfd27))
- Configure the JSON decoder for safer parsing ([commit](https://github.com/miguelgrinberg/python-socketio/commit/81b0b849bd7329c7fef2f6a9491aeae279d7b6e5)) (thanks **Onno Kortmann**!)
- Made parsing of id field of Socket.IO packet faster and more robust ([commit](https://github.com/miguelgrinberg/python-socketio/commit/09cb411776b9035343d7349650bc4b84715f00fd)) (thanks **Onno Kortmann**!)
- Correct use of a trailing comma in Socket.IO packets with no id or data [671](https://github.com/miguelgrinberg/python-socketio/issues/671) ([commit](https://github.com/miguelgrinberg/python-socketio/commit/8d1aeb2e401713758a0a2576d0d1ea8eaf14896e))
- Updated Socket.IO JavaScript client versions in documentation example ([commit](https://github.com/miguelgrinberg/python-socketio/commit/9ff8bf354110e860c73f3298278c8be6ba44cb64))