Fix the bug with WebSocketTransport.send usage: will cause problem with Safari
diff --git a/js/WebSocketTransport.js b/js/WebSocketTransport.js
index 5f02803..e0c768a 100644
--- a/js/WebSocketTransport.js
+++ b/js/WebSocketTransport.js
@@ -52,7 +52,7 @@
 		// Fetch ccndid now
 		var interest = new Interest(NDN.ccndIdFetcher);
 		interest.interestLifetime = 4000; // milliseconds
-        this.send(encodeToBinaryInterest(interest));
+        self.send(encodeToBinaryInterest(interest));
 	}
 	
 	this.ws.onerror = function(ev) {