[0806] Applied CMaNGOS core update z2530

Dropped unused column in gameobject_template

Signed-off-by: Cala <calaftp@free.fr>
[0807] Applied CMaNGOS core update z2533

Add Shaman/Warrior flurry spell chains

Signed-off-by: Cala <calaftp@free.fr>
[0808] Fixed stats of creatures 4196 & 7769 in Tanaris

* Fixed stats of creature 4196 (Silithid Swarm). This NPCs is summoned
by various silithid NPCs and its stats change depending on how it is
summoned
Sources:
http://www.wowhead.com/npc=5451#comments
http://www.wowhead.com/npc=5457#comments
http://www.wowhead.com/npc=3252#comments
Fixed stats of creature 7769 (Hazzali Parasite). This NPCs is summoned
by various silithid NPCs at death and previously had too much HP
Source: http://www.wowwiki.com/Hazzali_Parasite
[0809] Removes spawns of NPC's that are spawned during the event Elemental Invasion

thank you Tobschinski for reporting!

Signed-off-by: Cala <calaftp@free.fr>