- [X] use [Nodemon](https://github.com/remy/nodemon) script to run Node server
- [X] SCSS debuging with Chrome Canary
	- I followed the instruction from [developing-with-sass-and-chrome-devtools](http://net.tutsplus.com/tutorials/html-css-techniques/developing-with-sass-and-chrome-devtools/)
- [X] use CoffeeScript at client-side
	- I used a package from [connect-assets](https://github.com/adunkman/connect-assets)