Added classcoderpack

`classcoderpack` is a set of Javascript and CSS files to make a site look... good! The CSS (`theme-material.css` and `theme-basic.css` are themes and `classcoderpack.js` is to make dialogs disappear when their buttons are clicked)

Demo: http://cwc-pack.handcraft.com/index.html
Screenshot: ![Screenshot](http://imgur.com/S24AbuB.png)
Please remove this file too.