DB/SQL: Better queries deletion, thanks Dasio for pointing it out

sql/updates/world/2011_06_20_01_world_achievement_criteria_data.sql

@@ -1,4 +1,4 @@
-DELETE FROM `disables` WHERE `entry`=7598;
+DELETE FROM `disables` WHERE `entry`=7598 AND `sourceType`=4;
 DELETE FROM `achievement_criteria_data` WHERE `criteria_id`=7598 AND `type`=11;
 INSERT INTO `achievement_criteria_data` (`criteria_id`,`type`,`value1`,`value2`,`ScriptName`)
 VALUES

sql/updates/world/2011_06_20_02_world_achievement_criteria_data.sql

@@ -1,4 +1,4 @@
-DELETE FROM `disables` WHERE `entry`=7587;
+DELETE FROM `disables` WHERE `entry`=7587 AND `sourceType`=4;
 DELETE FROM `achievement_criteria_data` WHERE `criteria_id`=7587 AND `type`=11;
 INSERT INTO `achievement_criteria_data` (`criteria_id`,`type`,`value1`,`value2`,`ScriptName`)
 VALUES

sql/updates/world/2011_06_20_04_world_achievement_criteria_data.sql

@@ -1,4 +1,4 @@
-DELETE FROM `disables` WHERE `entry` IN (7264,7548);
+DELETE FROM `disables` WHERE `entry` IN (7264,7548) AND `sourceType`=4;
 DELETE FROM `achievement_criteria_data` WHERE `criteria_id` IN (7264,7548) AND `type`=11;
 INSERT INTO `achievement_criteria_data` (`criteria_id`,`type`,`value1`,`value2`,`ScriptName`)
 VALUES