[CORE] FIX : Travis phptest (#incoterm).

htdocs/compta/facture/class/facture.class.php

@@ -3238,6 +3238,8 @@ class Facture extends CommonInvoice
 		$this->note_public='This is a comment (public)';
 		$this->note_private='This is a comment (private)';
 		$this->note='This is a comment (private)';
+		$this->fk_incoterms=0;
+		$this->location_incoterms='';
 
 		if (empty($option) || $option != 'nolines')
 		{