- [localapi: http_request can return None](https://github.com/Noltari/aioairzone/commit/94758666cc373bd5e19048644ee0d3f4aafc8f70)
- [localapi: only update RAW API data if not empty](https://github.com/Noltari/aioairzone/commit/8b3a9dda7ae9bfecd6f7881184afed7a9dc20e64)
- [localapi: add mising None returns to API calls](https://github.com/Noltari/aioairzone/commit/5b86d00aa52d76beef4519cdd05425e36d66ae06)
- [localapi: add handle_empty_response](https://github.com/Noltari/aioairzone/commit/1a7a6fe783e08645090ec2eb4930e82d9dce7a3b)
- [localapi: handle empty WebServer API responses](https://github.com/Noltari/aioairzone/commit/a68a014ca6a0f2cc48ca79cffb4391237c5e082a)
- [localapi: handle empty Systems API responses](https://github.com/Noltari/aioairzone/commit/0c600ed32ce41d00cd2b0a99c1fdde8feadfbbb9)
- [localapi: handle empty DHW API responses](https://github.com/Noltari/aioairzone/commit/1478d3fd65c72fa45f1c2b2b26c5adc2764e9da0)