Randomize available DLC files for specific games. (Pokemon Mystery Gift)
English Generation 4 Mystery Gifts.

Includes official ones, as well as a few Japanese and custom created
ones to add data not originally distributed at all. (Poketch apps,
Pokewalker courses, Azure Flute, Lock Capsule, etc.)
FIGS Generation 4 Mystery Gifts.
Japanese Generation 4 Mystery Gifts.
Korean Generation 4 Mystery Gifts.
Updated devname field in DB