use static subdomain for images and js, moved share buttons to footer
use static subdomain for images and js, moved share buttons to footer

openfoodfacts/openfoodfacts-server,openfoodfacts/openfoodfacts-server,openfoodfacts/openfoodfacts-server,openfoodfacts/openfoodfacts-server,openfoodfacts/openfoodfacts-server