Rust 1.48.0 released

Version1.48.0 of the Rust language has been released. The biggest changeappears to be improvements to the documentation system, but there's more:"The most significant API change is kind of a mouthful: [T; N]:TryFrom<Vec<T>> is now stable. What does this mean? Well, youcan use this to try and turn a vector into an array of a givenlength".