codigo actual del servidor, con avances de joan

sqlupdates/v553.sql

@@ -0,0 +1,5 @@
+ALTER TABLE `orders` ADD `tracking_code` VARCHAR(255) NULL DEFAULT NULL AFTER `code`;
+
+UPDATE `business_settings` SET `value` = '5.5.3' WHERE `business_settings`.`type` = 'current_version';
+
+COMMIT;