Michael Thiesmeyer

Add `try_*` functions that return `Result` instead of `panic`ing

3

There is a pattern in the `gltf` crate of calling `unwrap` after calling `nth` on an `iter`, one example of which can be found [here](https://github.com/gltf-rs/gltf/blob/12fc1b7ce28c7b4c6d1b881a30df24060dccfbda/src/texture.rs#L156). My understanding is that the...