Forecastmanager

What's Changed
* Add hooks by erick-otenyo in https://github.com/wmo-raf/forecastmanager/pull/28


**Full Changelog**: https://github.com/wmo-raf/forecastmanager/compare/0.5.0...0.5.1

What's Changed
- Add management command to clear old forecasts
- Update management command for getting hourly forecast from Yr
- A few refactoring to work better with periods and hourly data


**Full Changelog**: https://github.com/wmo-raf/forecastmanager/compare/0.4.9...0.5.0

What's Changed
* Update migrations by erick-otenyo in https://github.com/wmo-raf/forecastmanager/pull/21


**Full Changelog**: https://github.com/wmo-raf/forecastmanager/compare/0.4.8...0.4.9

What's Changed
* Updates for custom data parameters by erick-otenyo in https://github.com/wmo-raf/forecastmanager/pull/20


**Full Changelog**: https://github.com/wmo-raf/forecastmanager/compare/0.4.7...0.4.8

What's Changed
* Add weather reports page and parameter icons by erick-otenyo in https://github.com/wmo-raf/forecastmanager/pull/19


**Full Changelog**: https://github.com/wmo-raf/forecastmanager/compare/0.4.6...0.4.7

What's Changed
* Add default forecast parameters if does not exist by erick-otenyo in https://github.com/wmo-raf/forecastmanager/pull/18


**Full Changelog**: https://github.com/wmo-raf/forecastmanager/compare/0.4.5...0.4.6