Fix starting zone creatures npcflag

UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=2031;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=15274;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=49871;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=37070;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=39317;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=1501;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=3098;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=2031;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=15274;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=49871;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=37070;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=39317;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=1501;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=3098;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=10556;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=3101;
UPDATE `creature_template` SET `npcflag`=0 WHERE `entry`=3102;
UPDATE `creature_template` SET npcflag=0 WHERE entry=49874; 
UPDATE `creature_template` SET npcflag=0 WHERE entry=50039;
UPDATE `creature_template` SET npcflag=0 WHERE entry=46363;
UPDATE `creature_template` SET npcflag=0 WHERE entry=16516;

Those entrys are for the Orcs and Goblins in the human starting zones.
For the gnomes starting zone npc for killing.
The draenei volatile mutation, and others