Merge branch '4.0' of git@github.com:Dolibarr/dolibarr.git into develop

htdocs/admin/tools/export.php

htdocs/cashdesk/tpl/facturation1.tpl.php

htdocs/compta/facture.php

htdocs/contrat/card.php

htdocs/contrat/services.php

htdocs/core/lib/functions.lib.php

htdocs/core/modules/propale/doc/pdf_azur.modules.php

...core/modules/supplier_proposal/doc/pdf_aurore.modules.php

htdocs/cron/card.php

htdocs/cron/class/cronjob.class.php

htdocs/cron/list.php

htdocs/fourn/commande/index.php

htdocs/holiday/list.php

htdocs/install/fileconf.php

htdocs/install/mysql/migration/3.9.0-4.0.0.sql

htdocs/install/mysql/tables/llx_multicurrency_rate.sql

htdocs/langs/en_US/companies.lang

htdocs/theme/eldy/style.css.php

htdocs/theme/md/style.css.php