[0550] Fixed duration of item 9365 in Gnomeregan

* Duration of High Potency Radioactive Fallout should be 2 hours
Thanks Neotmiren for pointing and fixing. This closes #469
Source:
http://www.wowwiki.com/High_Potency_Radioactive_Fallout?oldid=2256958
[0551] Added mana to creature 5429 in Tanaris

* Fire Roc (Tanaris) cannot cast Flamespit due to zero mana pool
Thanks Neotmiren for pointing and fixing. This closes #466
Source: http://www.wowwiki.com/Fire_Roc
[0552] Fixed drop chance of item 3706 in Alterac

* Players were unable to loot Ensorcelled Parchment (starts quest) from
Worn Wooden Chest (Alterac Mountains)
Thanks Neotmiren for pointing. This closes #462
[0553] Fixed requirements for spell 22332, 19147 & 19148

* Leatherworking reqskillvalue is too low for Rugged Leather, Cured
Rugged Hide, Rugged Armor Kit
Thanks Neotmiren for pointing and fixing. This closes #467
Source: http://www.wowwiki.com/Rugged_Leather
[0554] Fixed InhabitType for a few creatures

* Some water+ground creatures cannot be enagaged into combat because of
wrong InhabitType:
Skittering/Snapping/Barbed Crustacean (BFD), Deepstrider Giant/Searcher
(Desolace), Deep Dweller (Tanaris)
Thanks Neotmiren for pointing and fixing. This closes #460
[0555] Fixed modelid of a creature 1949 spawns in Elwynn Forest

* Are there where female Servants of Azora (Elwynn Forest) in Classic?
Yes there were.
Thanks Neotmiren for pointing and fixing. This closes #470
[0556] Removed WotLK content in two npc_texts

* NPC Thamarian (Auberdine) misdirected players to Stormwind and Exodar
due to WotLK gossip text
Thanks Neotmiren for pointing and fixing. This closes #459
[0557] Removed some schematics from creature 8736 in Gadgetzan

* Everlook and Gadgetzan Transporters schematics can now be removed from
goblin Buzzek Bracketswing (Gadgetzan)
Thanks Neotmiren for pointing and fixing. This closes #468