Today, the team announced some new features, nothing “major,” but some really nice things that make the Hangout experience even more enjoyable and easier to use. When you’re in a Hangout, you can now display or hide a new sidebar, which shows you who’s in the room. It also sports a fit-and-finished notification system, which alerts showing in red, actions in blue and announcements in grey. Hangout apps have also been surfaced, illustrating the great work that developers have done using its API.
via techcrunch.com