Qual: More portable SQL

htdocs/includes/dolibarr_changes.txt

htdocs/install/etape2.php

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

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

htdocs/install/mysql/tables/llx_c_type_contact.sql

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

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

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

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

htdocs/lib/databases/pgsql.lib.php