In an effort to make the TV the heart of the smart home, Samsung has unveiled a new user interface that provides an overview of any smart devices that you can control. Changing the room temperature, looking at a live feed from a door camera, turning off smart lamps, checking in on the washing machine – Samsung wants anyone with a smart home to be able to do all these things from their TV in future. Unveiling its latest innovations across various products at the annual CES tech fair in Las Vegas in early January, Samsung says it also wants to add a 3D view of the home to the TV’s operating syst…