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

htdocs/core/js/datepicker.js.php

@@ -38,6 +38,7 @@ require_once("../../main.inc.php");
 
 // Define javascript type
 header('Content-type: text/javascript');
+header("Content-type: text/html; charset=UTF-8");
 // Important: Following code is to avoid page request by browser and PHP CPU at each Dolibarr page access.
 if (empty($dolibarr_nocache)) header('Cache-Control: max-age=3600, public, must-revalidate');
 else header('Cache-Control: no-cache');