New: Can export customer shipments.

ChangeLog

htdocs/core/modules/modExpedition.class.php

htdocs/core/modules/modProjet.class.php

htdocs/exports/export.php

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

htdocs/install/mysql/tables/llx_expedition.sql

htdocs/langs/en_US/exports.lang

htdocs/langs/en_US/interventions.lang

htdocs/langs/en_US/projects.lang

htdocs/langs/en_US/sendings.lang

htdocs/langs/fr_FR/projects.lang

htdocs/langs/fr_FR/sendings.lang