Autobahn

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* fix: split out UI deps into separate dist flavor (1532)
* fix: deps for RTD builds (1540)
* fix: use and bundle dev deps from requirements file

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* fix: reduce twisted log noise for wamp clients (1537)
* fix: roundrobin in WAMP component (1533)
* fix: generate_token (1531)
* fix: add GitHub URL for PyPi (1528)

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* fix: auto ping/pong logs should be debug instead of info (1524)

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* new: add auto-ping/pong configuration knob ``autoPingRestartOnAnyTraffic`` (see discussion `here <https://github.com/crossbario/autobahn-python/issues/1327>`_).
* new: extended websocket auto-ping/pong ("heartbeating") with builtin RTT measurement
* new: experimental support for ``transaction_hash`` in WAMP Publish/Call (see discussion `here <https://github.com/wamp-proto/wamp-proto/issues/391#issuecomment-998577967>`_).
* new: support decimal numbers WAMP serialization and round-tripping in both JSON and CBOR
* fix: only depend on cbor2 (for WAMP CBOR serialization), not also cbor
* fix: PyInstaller and Docker build / CI issues

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* new: support Python 3.10
* new: allow optional keys in endpoint config validation
* fix: reset transport retry status when connection succeeds
* fix: update Docker/PyPy to pypy:3.8-slim

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* fix: autobahn installation in docker (1503)
* new: refactor SigningKey class for reusability (1500, 1501)
* new: expand XBR node pairing helpers
* fix: build with nvx by default and don't publish universal wheel. (1493)
* fix: update wamp flatbuffer schema for r2r links
* fix: don't clobber factory (1480)
* fix: explicitly require setuptools
* new: expand wamp auth scram and xbr argon2/hkdf (1479)
* fix: WebSocket compression, window size (zlib wbits) == 8 is illegal nowerdays (1477)
* fix: XBR IDL code generator - all 4 WAMP actions working now
* new: add automated build of xbrnetwork CLI (single-file EXE) in CI