PREP: 6.6
FIX: Bug when adding DLC to cart with checkboxes

Due to a change made by Valve requiring the user's Session ID.
ADD: Yen support for regional price comparison
ADD: Japan as default country in regional selects
ADD: Yen support for more functions

Coupon messages, custom wallet amounts, wishlist totals, and pack splits
ADD: Yen support for bundle and badge pages
FIX: Bug with private profiles
FIX: Stale inventory cache bug
FIX: Bug with market total, add Yen support
FIX: Achievement sort issue (Fixes #584)
UPDATE: Account total spent

Now works correctly when a user has made purchases in multiple
currencies.
FIX: Iteration issue with multiple currency types
FIX: regional price comparison on daily deal
UPDATE: Market total function

Results are now returned in the user's base currency, which means they
no longer need to be tallied individually and converted.
BUILD: 6.6