[Ref #3] Add node version to package.json.
[Ref #3] Add .jshintrc.
[Ref #3] Add 'use strict' and expose the app module.
[Ref #3] Load dummy model.
[Ref #3] Expose models to app.
[Ref #3] Load dummy controller.
[Ref #3] Add UserController.
Merge pull request #4 from hycheung0509/feature/basic-mvc

[Close #3] Basic MVC