Convert the whole thing to coffee script. Set up routes.

We now run using 'coffee index.coffee'. 

All the routes are set up to. Express' router parses the id's [automatically](http://31.media.tumblr.com/d30b32b31e099af320c89dfc8e1f0333/tumblr_nardn1rdYE1s23w8to1_500.gif) for us!