laws presentation improvements

* Completed for each article (in both laws) now with haml tags
* float-left replaced with span with bootstrap class: pull-right
* Replaced and standarized anchor linking to parlamento site
add participate view

Added a view with local groups and info to participate
fix 404 errors when including static files

There was a type when including:

* bootstrap-responsive.min.css
* bootstrap.min.js
* jquery.js
Merge pull request #1 from jfunez/master

presentation improvements