WoW API type: ItemFamily
bagType is a bitflag (a number usable with bitlib)
- 0 = Unspecified (for bags it means any item, for items it means no special bag type)
- 1 = Quiver
- 2 = Ammo Pouch
- 4 = Soul Bag
- 8 = Leatherworking Bag
- 16 = Unknown
- 32 = Herb Bag
- 64 = Enchanting Bag
- 128 = Engineering Bag
- 256 = Keyring
- 512 = Gem Bag
- 1024 = Mining Bag
- 2048 = Unknown
- 4096 = Vanity Pets