Type your pack amount or hold plus and minus. Log out and Delete account now ask first, and changing the password can be cancelled.
Other changes
Card packs: the free amount is a field: type any number from 1 to 100.
Holding plus or minus counts on, faster the longer you hold, and stops at 1 or 100.
The card pack shows the Shardmoon logo instead of the plain word.
Log out asks first: Are you sure? Yes or No.
Delete account opens a window: it cannot be undone, and all bought items and your Moonglass, Silver and Moondust are lost. It works only after typing DELETE.