Update readme

readme.md

@@ -1,23 +1,26 @@
 # MQTT Wall
 
-*Simple web page for show subscribed topics from MQTT server.*
+*Simple web page for show subscribed topics from MQTT server. — Like twitter wall for your MQTT broker.*
 
 <p align="center">
 <img src="https://raw.githubusercontent.com/bastlirna/mqtt-wall/master/doc/screenshot.png" alt="MQTT Wall Screenshot">
 </p>
 
 ## Status
 
-[![Build Status](https://travis-ci.org/bastlirna/mqtt-wall.svg?branch=master)](https://travis-ci.org/bastlirna/mqtt-wall) 
-
-**[Last Build](http://jslab.net/pub/mqtt-wall/)**
+[![Build Status](https://travis-ci.org/bastlirna/mqtt-wall.svg?branch=master)](https://travis-ci.org/bastlirna/mqtt-wall) [![Build list](https://img.shields.io/badge/build-list-lightgray.png)](http://jslab.net/pub/mqtt-wall/)
 
 ## Main Goal
 
 - Clean and simple design
 - Nice on big screen with huge font (overhead projector during lecture)
 - Just subscription of single topic (including wildcards ofcourse)
 
+## Usage
+
+1. Downalod MQTT wall package (stable version or latest build)
+2. In index.html file there is configuration, put there your broker connection (MQTT over websockets is required).
+
 ## History
 
-This project was created as demo for my talk about MQTT on conference [Linux Days 2015](https://www.linuxdays.cz/2015/en/). It took me about one hour and from then I barely touch the code. It's useful little tool but not production ready.
+This project was created as demo for my talk about MQTT on conference [Linux Days 2015](https://www.linuxdays.cz/2015/en/). First version took me about one hour. Since then codebase was completely rewritten.