Added support for item set names in case where item does not exist in item_template (like gladiator gear)

--HG--
branch : trunk

sql/updates/8586_world_command.sql

@@ -0,0 +1,4 @@
+DELETE FROM `command` WHERE `name` IN ('reload item_set_names','reload locales_item_set_name');
+INSERT INTO `command` VALUES 
+('reload item_set_names',3,'Syntax: .reload item_set_names\nReload item_set_names table.'),
+('reload locales_item_set_name',3,'Syntax: .reload locales_item_set_name\nReload locales_item_set_name table.');