FIX : project was not retrieved on invoice creation form

htdocs/compta/facture.php

@@ -1877,7 +1877,7 @@
 				$objectsrc->fetch_lines();
 			$objectsrc->fetch_thirdparty();
 
-			$projectid = (! empty($objectsrc->fk_project) ? $objectsrc->fk_project : '');
+			$projectid = (! empty($projectid) ? $projectid : $objectsrc->fk_project);
 			$ref_client = (! empty($objectsrc->ref_client) ? $objectsrc->ref_client : '');
 			$ref_int = (! empty($objectsrc->ref_int) ? $objectsrc->ref_int : '');
 
@@ -2257,9 +2257,6 @@
 	// Project
 	if (! empty($conf->projet->enabled) && $socid > 0)
 	{
-		$projectid = GETPOST('projectid')?GETPOST('projectid'):0;
-		if ($origin == 'project') $projectid = ($originid ? $originid : 0);
-
 		$langs->load('projects');
 		print '<tr><td>' . $langs->trans('Project') . '</td><td colspan="2">';
 		$numprojet = $formproject->select_projects($soc->id, $projectid, 'projectid', 0);