Works on migration of relationship tables

dev/initdemo/initdemo.sql

doc/dev/dbmodel/dolibarr_schema.xml

htdocs/commande/commande.class.php

htdocs/commande/fiche.php

htdocs/commonobject.class.php

htdocs/compta/commande/fiche.php

htdocs/compta/facture.php

htdocs/compta/facture/facture-rec.class.php

htdocs/compta/index.php

htdocs/compta/propal.php

htdocs/facture.class.php

...s/modules/expedition/pdf/pdf_expedition_merou.modules.php

htdocs/includes/modules/facture/pdf_crabe.modules.php

htdocs/includes/modules/facture/pdf_oursin.modules.php

...cs/includes/modules/livraison/pdf/pdf_sirocco.modules.php

htdocs/includes/modules/livraison/pdf/pdf_typhon.modules.php

htdocs/install/check.php

htdocs/install/mysql/tables/llx_co_fa.key.sql

htdocs/install/mysql/tables/llx_co_fa.sql

htdocs/install/mysql/tables/llx_co_pr.key.sql