Clean up /code rewrite

- 99% routes are now in route.cfg (except : minify )
- 99% app vars are now in app.cfg (except : db & auth data )
- Pagination rewrite with paginate
- htaccess : Removing RewriteCond %{REQUEST_FILENAME} !-d
- bootstrap is now extended with Font-Awesome
(http://fortawesome.github.com/Font-Awesome/)
- User messages (success/warning/error) rewrite