* Bump to v0.5.0
* Black-ify code
* Add KunaRecording class
New class allows modelling of recording responses from the API.
* Add recordings methods to KunaCamera class
New method leverages KunaRecording class to return a list of recording objects filtered by time.
* Add stream_url property on KunaAPI class
Preliminary groundwork for proxying camera live stream.
* Convert pykuna to async
Leverage asyncio and aiohttp to make pykuna fully asynchronous (breaking change: last synchronous version is v0.4.0).