libcraft: Update README.md now that Feather 1.16 is merged
# libcraft
-General-purpose Minecraft types and functions for Rust. Work in progress; code is being moved from the [Feather repository](https://github.com/feather-rs/feather/tree/1.16).
+General-purpose Minecraft types and functions for Rust. Work in progress; code is being moved from the [Feather repository](https://github.com/feather-rs/feather).
Once finished, this crate will provide:
* Block struct with access to properties, block state values, and IDs
