Huh. It looks like a dozen cases have been removed from the app.
Argentina, Deutschland from the Futebol CasePak
Cowgirl from the SXSW FreePak
Driftwood, Keyaki, Red Oak from theWoodTone CasePak
Fashionista from the Mac and Milk Fashion FreePak
Gangster Deco from the Gangster Squad FreePak
NSW Always On from the NSW Always On FreePak
Steambox from the Cowboys & Aliens FreePak
W Mag Commemorative from the W Mag FreePak
We Will from the Rock the Vote FreePak
If the pack came with other elements like film, lens, or flash, those remain available. It's just the cases that have been dropped.