clients-node

###clients-node
Adds app.clients to Expressjs showing recently connected clients

###app.js

	var express = require('express'), app = express();
	var server = require('http').createServer(app)
 	server.listen(85);

 	require('./clients-node.js')(app, timeoutsec=5);
 	// app.clients is a list of recently connected clients

 	app.get('/', function(r,s){
 		// show clients list
 		s.send(app.clients)
 	})

 	// In 10 seconds, the clients should be gone from the list
 	setTimeout(function(){console.log(app.clients)}, 10000)