Steam has received a new update with an updated shopping cart and the ability to make games from the library private.
The update is currently available for users using the beta version of the client.
The updated shopping cart has the following features:
Another new feature, private games, allows you to hide the games in your library from other users. This way, people who can browse your library won't be able to see the hidden game, activity, status, and how much time you've spent playing it.