added custom config option

.gitignore

@@ -2,6 +2,7 @@
 */**/.DS_Store
 node_modules
 npm-debug.log
+config.js
 *~
 *.swp
 *.pem

app.js

@@ -1,11 +1,16 @@
 var express = require('express.io');
 var path = require('path');
 var fs = require('fs');
+var config;
 
 var app = express();
 app.http().io();
 
-var config = require('./config');
+if(fs.existsSync('./config.js')){
+    config = require('./config');
+} else {
+    config = require('./config.default');
+}
 
 var node = new require('./lib/node')(config);
 

config.default.js

@@ -3,7 +3,9 @@ var config = {
 	type: 'C++',
 	os: 'linux',
 	rpcHost: 'localhost',
-	rpcPort: '8080'
+	rpcPort: '8080',
+	serverHost: 'localhost',
+	serverPort: '3000'
 };
 
 module.exports = config;