Clean up some sqls to make sure they all have at least one newline at the end (part of the coding standard) helps stop errors when sqls are batched together.... Also, add a missing Delete query to one sql.

--HG--
branch : trunk

sql/updates/4868_world_scripts.sql

@@ -54,4 +54,4 @@ INSERT INTO script_waypoint VALUES
 (3678, 24, 114.777, 237.155, -96.0304, 2500, 'NARALEX_EVENT_FINISHED');
 
 UPDATE creature_template SET ScriptName = 'npc_disciple_of_naralex' WHERE entry = 3678;
-UPDATE instance_template SET script = 'instance_wailing_caverns' WHERE map = 43;
+UPDATE instance_template SET script = 'instance_wailing_caverns' WHERE map = 43;