- Using `@action` annotation to indicate methods that are allowed to be
executed as actions
- The output and errors of an action are automatically wrapped into a
`Response` object without any response build required on the plugin side
- Introduced Redis to pass messages between the Flask process and the
main application. It now syncs messages with the bus and connected websockets
- Added support to programmatically modify dashboard widgets through POST request like Dashing
- Added weather forecast plugin
