Added instructions to the readme file for create a cloud9 workspace

README.md

@@ -5,12 +5,20 @@ A topdown roguelike game!  This game is in active development.  Come join us on
 
 ## Instructions
 
-### Install
+### Install locally
 
   $git clone https://github.com/zachdyer/chrome-rogue.git
 	$cd chrome-rogue
 	$nemo .
 	Open index.html
+
+### How to setup a Cloud9 development environment
 
-### Demo
+To setup your Cloud9 environment copy the SSH link `[email protected]:zachdyer/chrome-rogue.git`.
+Go to the Cloud9 dashboard at `https://c9.io/yourusername` and create a new workspace. 
+Paste the SSH link in the clone from Git field. Select HTML5 environment and 
+name your workspace. Click create workspace. In bash execute `git checkout` and 
+wait for the files to download to Cloud9.
+
+## Demo
 To demo the game go to https://zachdyer.github.io/chrome-rogue/