Add Demo page to simple-dash

Rebases and fixes #1393

README.md

@@ -1029,7 +1029,7 @@ See https://github.com/n1trux/awesome-sysadmin#metric--metric-collection
 - [Homepage](https://github.com/thetomester13/homepage) - Simple, standalone, self-hosted PHP page that is your window to your server and the web. `MIT` `PHP`
 - [iDashboard-PHP](https://github.com/causefx/iDashboard-PHP) - HTPC Dashboard to load website services. `MIT` `PHP`
 - [Iotdashboard](http://iotdashboard.pythonanywhere.com/en/) - Fast Django server for IOT Devices. ([Source Code](https://github.com/electrocoder/iotdashboard)) `Apache-2.0` `JavaScript`
-- [simple-dash](https://github.com/Swagielka/simple-dash) - A simple, fully responsive Dashboard to forward to the services of your choice. `MIT` `PHP`
+- [simple-dash](https://github.com/Swagielka/simple-dash) - A simple, fully responsive Dashboard to forward to the services of your choice. ([Demo](http://simple-dash-demo.bplaced.net/)) `MIT` `PHP`
 - [Thingsboard](https://thingsboard.io/) - Open-source IoT Platform - Device management, data collection, processing and visualization. ([Demo](https://demo.thingsboard.io/signup), [Source Code](https://github.com/thingsboard/thingsboard)) `Apache-2.0` `Java`
 - [Thingspeak](https://thingspeak.com/) - Open source “Internet of Things” application and API to store and retrieve data from things using HTTP. ([Demo](https://thingspeak.com/channels/public), [Source Code](https://github.com/iobridge/thingspeak)) `GPL-3.0` `Ruby`
 - [Tipboard](http://allegro.tech/tipboard/) - In-house, tasty, local dashboarding system. ([Source Code](https://github.com/allegro/tipboard)) `Apache-2.0` `Python`