Qual: Uniformise code. user class use id in first param of fetch

dev/samples/create_order.php

dev/samples/create_product.php

dev/skeletons/skeleton_script.php

htdocs/adherents/class/adherent.class.php

htdocs/bookmarks/fiche.php

htdocs/cashdesk/validation_verif.php

htdocs/comm/action/actioncomm.class.php

htdocs/comm/action/fiche.php

htdocs/comm/adresse_livraison.class.php

htdocs/comm/propal/propal.class.php

htdocs/commande/class/commande.class.php

htdocs/compta/bank/class/account.class.php

htdocs/compta/facture/class/facture.class.php

htdocs/compta/paiement/class/paiement.class.php

htdocs/compta/prelevement/class/rejet-prelevement.class.php

htdocs/compta/prelevement/config.php

htdocs/compta/prelevement/fiche.php

htdocs/contact/contact.class.php

htdocs/contact/fiche.php

htdocs/contrat/contrat.class.php