[0168] Added end script for 25 quests

Added end script for:
* Quest 609 (Voodoo Dues)
* Quest 621 (Zanzil's Secret)
* Quest 630 (Message in a bottle)
* Quest 640 (The Broken Sigil)
* Quest 670 (Sunken Treasure)
* Quest 702 (Guile of the Raptor)
* Quest 748 (Poison Water)
* Quest 756 (Thunderhorn Totem)
* Quest 759 (Wildmane Totem)
* Quest 950 (Return to Onu)
* Quest 1062 (Goblin Invaders)
* Quest 1063 (The Elder Crone)
* Quest 1066 (Blood of Innocents)
* Quest 1067 (Return to Thunder Bluff)
* Quest 1112 (Parts for Kravel)
* Quest 1116 (Dream Dust in the Swamp)
* Quest 1117 (Rumors for Kravel)
* Quest 1169 (Identifying the Brood)
* Quest 1176 (Load Lightening)
* Quest 1383 (Nothing But The Truth)
* Quest 1391 (Nothing But The Truth)
* Quest 1445 (The Temple of Atal'Hakkar)
* Quest 3908 (It's a Secret to Everybody)
* Quest 4974 (For the Horde!)
* Quest 5341 (Barov Family Fortune)
Source: YTDB