Add a link to github
Mention pdxgit.com and our main dependencies in the readme
Remove references (in prose and code) to javascript

Thanks for reminding me (79e8462b3) that the new site uses no
javascript, unless you are on IE < v9 and invoke the shim.

I've left the libraries under assets/vendor intact, so it can be easy to
use other features in the future, and easier to upgrade the libraries.
Merge pull request #8 from bak/js_bad_hulk_smash

Remove references (in prose and code) to javascript