Correct bug due to variable name clash.

IMO: this kind of code should be put in an external lib and 100% tested.

README.md

@@ -36,12 +36,15 @@ By default, the server will intercept requests that contain `socket.io` in the p
 	
 On the client side, you should use the [Socket.IO client](https://github.com/LearnBoost/Socket.IO) to connect.
 
-## Checking out
+## Notes
 
-After cloning the repository, remember to run
+IMPORTANT! When checking out the git repo, make sure to include the submodules. One way to do it is:
 
-	git submodule init
-	git submodule update
+	git clone [repo] --recursive
+  
+Another, once cloned
+
+	git submodule update --init --recursive
 
 ## Demo
 

lib/socket.io/util/object.js

@@ -2,15 +2,15 @@
 // Copyright (c) 2006-2009 Valerio Proietti, <http://mad4milk.net/>
 
 var clone = this.clone = function(item){
-	var clone;
+	var cloned;
 	if (item instanceof Array){
-		clone = [];
-		for (var i = 0; i < item.length; i++) clone[i] = clone(item[i]);
-		return clone;
+		cloned = [];
+		for (var i = 0; i < item.length; i++) cloned[i] = clone(item[i]);
+		return cloned;
 	} else if (typeof item == 'object') {
-		clone = {};
-		for (var key in object) clone[key] = clone(object[key]);
-		return clone;
+		cloned = {};
+		for (var key in object) cloned[key] = clone(object[key]);
+		return cloned;
 	} else {
 		return item;
 	}
@@ -35,4 +35,4 @@ this.merge = function(source, k, v){
 		for (var key in object) mergeOne(source, key, object[key]);
 	}
 	return source;
-};
+};