Apple have just announced an update to their immensely popular Remote iPhone app. It’s now even better and means you can play web radio stations via iTunes using your iPhone. Not only that, but the new AirPlay integration lets you control iTunes videos on your computer and stream them to your Apple TV. Of course you can also use the Remote app to play movies and shows downloaded from iTunes on your Mac or PC too. What’s New in Remote.app Version 2.1 • AirPlay video support to control iTunes on your computer to stream videos to an Apple TV • Internet radio control to play thousands of internet radio streams…