Add Twitter Bootstrap (CSS and JS) and upgrade Zepto
Start using the new CSS styles
Replace the drop-down list of articles by an HTML unordered list (ul/li)
Make back/forward buttons work again
Implement "search as you type" feature. Fixes #27
Changes in the layout. Add a few CSS styles to give a better look
Slight modifications in the behavior, so that the configuration zone appears when necessary (on desktop), and can be toggled by a button.
Tha about section is now bound to the corresponding button
+ small fix on the back/forward buttons behavior