Merge pull request #5308 from atm-maxime/develop

FIX #5044

htdocs/core/modules/expedition/doc/pdf_rouget.modules.php

@@ -119,6 +119,7 @@ class pdf_rouget extends ModelePdfExpedition
 		$outputlangs->load("propal");
 		$outputlangs->load("deliveries");
         $outputlangs->load("sendings");
+		$outputlangs->load("productbatch");
 
 		$nblignes = count($object->lines);