Initial Sequelize integration.

Added orm module to abstract Sequelize usage to some degree. ORM module
handles the configuration and instantiation of Sequelize. Models are
defined and instantiated from models/*

Tested only against SQLite.

Faily new to nodejs so I probably messed up with something.

orm.js

@@ -0,0 +1,7 @@
+var Sequelize = require('sequelize');
+
+module.exports = {
+    configure: function(db) {
+        return new Sequelize(db.name, db.user, db.password, db.options);
+    }
+}