API for setting the TX power at runtime (#1703)

* API for setting the TX power at runtime

* Fix typo in default config

* Allow the radio to supply both the recommended power and the maximum

* Recompute TX power on startup and on formation

* Fix unit tests

* Add some tests

* Account for maximums

* Increase coverage by testing "feature-less" app subclass

* Add some more logging

Print bytes as hex in logs (#1669)

Downgrade network backup version from 2 to 1 (#1694)

* Downgrade the backup version from 2 to 1 for a release

* Delete now-inapplicable comment

Add translation_placeholders to v2 quirks (#1668)

Reserve capacity for high priority requests (#1635)

* Remove unused data structures

* Implement a `RequestLimiter` type

* Use it instead of the semaphore

* Add `cancel_waiting`

* Fixes

* Remove old semaphore

* Revert "Remove unused data structures"

This reverts commit 71e095a.

* WIP

* Get things running

* Fix tests

* Clean up implementation

* WIP: add CPython semaphore unit tests

* WIP

* WIP: initial commit of CPython source

* WIP: minimal API compatibility

* WIP: make release synchronous

* WIP: get most passing

* Fix repr test

* Fix remaining tests

* Oops

* Bring up coverage

* Drop unnecessary test

* Fix tests for 3.10

* Remove unnecessary code

* Add backwards compatible `max_value` property for existing radio libraries

* Add a unit test

* Gracefully handle concurrency limits incompatible with concurrency fractions

* Remove unnecessary error

Do not log warning when passing bytes to listener object (#1656)

* Do not pass unparsed commands to listeners

* Demote matching warning to the debug level

* Revert "Do not pass unparsed commands to listeners"

This reverts commit e1b6ed6.

* Fix unit tests

Active fast poll context manager (#1634)

* Create an active fast poll context manager

* Fix unit tests

* Add a unit test

* Address review comments

* Update tests/test_device.py

Fix MRO errors with pylint in Core (#1632)

* Fix MRO errors with pylint in Core

* Clean up unnecessary `format`

Implement `_find_zcl_cluster` and drop `deserialize` APIs (#1628)

* Implement `_find_zcl_cluster` and drop `deserialize` APIs in favor of methods on `Device` object

* Add a `custom_profile_packet_received` method

* Handle ZDO

* Fix existing `test_ignore_unknown_endpoint` test

* Add a test for the custom protocol handler

* Break up `packet_received` a little

* Clean up comments

* Fix tests

* Bring up coverage

* Clean up typing

Enable fast polling during joins and when requests are pending (#1621)

* Create a cluster finding helper

* Return a callback listener cancellation handle for app listeners

* Subscribe to fast poll checkins

* Explicitly start fast polling during initialization

* Fix existing tests

* Address "review" comments

* WIP

* WIP

* Use new request priority construct

* Fix typo

* Rename default fast poll timeout constant

* Bind before writing the PollControl attribute

* Add some tests

* Remove unnecessary test

* Handle timeouts as well