add extrafieldmanaged in commande.class.php

htdocs/commande/class/commande.class.php

@@ -82,6 +82,11 @@ class Commande extends CommonOrder
 	 */
 	public $ismultientitymanaged = 1;
 
+	/**
+	 * @var int  Does object support extrafields ? 0=No, 1=Yes
+	 */
+	public $isextrafieldmanaged = 1;
+	
 	/**
 	 * 0=Default, 1=View may be restricted to sales representative only if no permission to see all or to company of external user if external user
 	 * @var integer