new read me info

Author: Nathan Weber

README.md

@@ -1,21 +1,25 @@
 # dash.js
 
-A reference client implementation for the playback of MPEG DASH via JavaScript and compliant browsers. Learn more about DASH IF Reference Client 
+A reference client implementation for the playback of MPEG DASH via JavaScript and compliant browsers. Learn more about DASH IF Reference Client.
+
+If your intent is to use the player code without contributing back to this project, then use the MASTER branch which holds the approved and stable public releases.
+
+If your goal is to improve or extend the code and contribute back to this project, then you should make your changes in, and submit a pull request against, the DEVELOPMENT branch. Read through our wiki section on https://github.com/Dash-Industry-Forum/dash.js/wiki/How-to-Contribute for a walk-through of the contribution process.
 
 All new work should be in the development branch.  Master is now reserved to tag builds.
 
 ## Quick Start
 
-Download 'master' or latest tagged release, extract and open main folder dash.js/index.html in your web browser to view the main test file. 
+Download 'master' or latest tagged release, extract and open main folder dash.js/index.html in your web browser to view the main test file.
 
-### Install Dependencies  
+### Install Dependencies
 1. [install nodejs](http://nodejs.org/)
-2. [install grunt](http://gruntjs.com/getting-started) 
-	* npm install -g grunt-cli
+2. [install grunt](http://gruntjs.com/getting-started)
+    * npm install -g grunt-cli
 3. [install grunt-template-jasmine-istanbul](https://github.com/maenu/grunt-template-jasmine-istanbul)
-	* npm install grunt-template-jasmine-istanbul --save-dev
+    * npm install grunt-template-jasmine-istanbul --save-dev
 4. install some other dependencies:
-	* npm install grunt-contrib-connect grunt-contrib-watch grunt-contrib-jshint grunt-contrib-uglify
+    * npm install grunt-contrib-connect grunt-contrib-watch grunt-contrib-jshint grunt-contrib-uglify
 
 ### Build / Run tests:
 ```