Update usage information in Readme

Readme.md

@@ -4,27 +4,25 @@ A javascript library to subscribe to local gaze data streams in the OTH/UR Eyetr
 
 ## Usage
 
-Add the library:
+**Add the library:**
 
 ```
 <script type="application/javascript" src="gazeclient.js"></script>
 ```
 
-Connect to a running *GazeServer*:
+**Create a client and subscribe to gaze events:**
 
 ```
 var gclient = new GazeClient();
-gclient.connect("ws://localhost:8001/gaze");
+gclient.addEventListener("gazeDataAvailable", function onGazeDataAvailable(event) {
+	console.log(event);
+});
 ```
 
-Subscribe to gaze events:
+**Connect to a running gaze data server:**
 
 ```
-gclient.addEventListener("gazeDataAvailable", onGazeDataAvailable);
-
-function onGazeDataAvailable(event) {
-	console.log(event);
-}
+gclient.connect("ws://localhost:8001/gaze");
 ```