many small bug-fixes

lib/helperLib.js

@@ -1,6 +1,5 @@
 var //cookie = require('cookie'), 
    crypto = require('crypto')
-  , db = require('./db')
   //, exchange = require('./exchange')
   , express = require('express')
   , http = require('http')
@@ -8,7 +7,8 @@ var //cookie = require('cookie'),
   , ObjectID = require('mongodb').ObjectID, 
   cookie = require('cookie');
   
-var User = require('../models/User.js');
+var mongoose = require('mongoose'); 
+var User = mongoose.model('User'); 
 var Node = require('../models/Node.js');
 var sessionStore = new MemoryStore();
 var io;

lib/routes.js

@@ -16,7 +16,7 @@ module.exports = function(app, passport) {
     // the callback after google has authenticated the user
     app.get('/auth/google/callback',
             passport.authenticate('google', {
-                    successRedirect : '/profile',
+                    successRedirect : '/',
                     failureRedirect : '/'
             }));
 };