Goblin wolf chariots could be taken in units of 3, but was not reporting points cost accurately.

Chariot price is now dependent upon model count, not the price of the unit.
Merge pull request #44 from BSDataAnon/OrcsandGoblins8thBRB8thAB_140708121056854

[Anon] File update: Orcs and Goblins - 8thBRB_8thAB.cat