New Settings Window

Settings now can run in its own window, no longer a tab in Chrome. The tab is still available but not easy to get to.

"Ok Google" and Folders now available in launcher.

"Ok Google" has finally become available for the Chrome OS Launcher which enables you to search by voice just by saying "Ok Google." Also you can now make folders of your apps and name them.

Mission Control Deletion Key

Google updated their mission control-like feature (called switch window) to be able to delete open programs. Before it switch window was only able to view or switch open programs.