Grunt Build Process

@pfiller This is the master branch of my own fork of the repo. I will give you admin access so that you can test.

- [x] generate jquery.json file
- [x] coffee build
- [x] coffee watch
- [x] generate files in public dir (nicer for using Pow)
- [x] moved example files into public dir (consolidated for later gh-pages script)
- [x] add css minification
- [x] update docs
- [x] remove Cakefile 
- [x] Remove the old generated files in ``chosen/``