- Added support for /dashboard page with customizable widgets under the web server

- 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

setup.py

@@ -64,7 +64,7 @@ setup(
     extras_require = {
         'Support for Apache Kafka backend': ['kafka-python'],
         'Support for Pushbullet backend': ['requests', 'websocket-client'],
-        'Support for HTTP backend': ['flask','websockets'],
+        'Support for HTTP backend': ['flask','websockets','redis'],
         'Support for HTTP poll backend': ['frozendict'],
         'Support for database plugin': ['sqlalchemy'],
         'Support for RSS feeds': ['feedparser'],