Announced this week as part of Apple’s new iCloud service, you can now set your iOS devices and iTunes to automatically download new purchases made on other devices. On your iOS device running 4.3.3, go in to the Settings apps and tap on Store. Right at the top, you’ll see slider toggles for turning Automatic Downloads of Music, Apps, and Books on and off. In addition, there’s a separate option below that on 3G-enabled devices that…