Zigpy

Changes

- Reject invalid SiLabs upgrade images puddly (500)

Changes

- Collapse Neighbor and _NeighborStruct classes into a single one Adminiuga (501)

Changes

- Handle OTA firmware list download failures Adminiuga (492)
- Change IKEA OTA url to use http Adminiuga (493)

Changes

- Update CONTRIBUTING.md URL link to isort has changed Hedda (490)
- Migrate from asynctest to stdlib AsyncMock for py38 Adminiuga (489)
- Update isort and flake8 versions Adminiuga (488)
- Remove unused `Optional` annotations from `Struct` and cache `fields` puddly (483)
- Refactor t.Struct fields Adminiuga (482)
- Enhance get_signature pipiche38 (479)

🚀 Features

- Keep list of neighbors for Coordinator and Routers Adminiuga (485)

Changes

- Fix `t.Struct` skipping uppercase fields puddly (476)
- Update README.md to separate Z-Stack 3.x.x versus Z-Stack Home 1.2.x Hedda (474)

What's Changed
* Replace `57600` baudrate with `38400` by puddly in https://github.com/zigpy/zigpy-deconz/pull/250
* Register the command response listener before writing to the UART by puddly in https://github.com/zigpy/zigpy-deconz/pull/248


**Full Changelog**: https://github.com/zigpy/zigpy-deconz/compare/0.23.0...0.23.1