Fix: Solve conflict into migration/backup/restore (child tables

htdocs/accountancy/class/accountancysystem.class.php

htdocs/admin/accounting.php

htdocs/admin/dict.php

htdocs/core/lib/price.lib.php

htdocs/install/mysql/data/llx_accounting.sql

htdocs/install/mysql/migration/3.1.0-3.2.0.sql

htdocs/install/mysql/migration/3.2.0-3.3.0.sql

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

htdocs/install/mysql/tables/llx_accounting_system.sql

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

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

htdocs/install/pgsql/functions/functions.sql