A reference to new Apple TV hardware has been discovered in iOS 7. The reference is to “AppleTV4,1,” which would be a new Apple TV, as the current Apple TV is referenced internally as “AppleTV3,2.” Though the reference has reportedly been in iOS since iOS 7.0’s release in September, it was only found recently by developer Hamza Sood. Given that the model is shown as part of the existing Apple TV family, it’s likely…