low-level interface to the [wren](https://github.com/munificent/wren)
programming language for [Rust](https://github.com/rust-lang/rust)
Allows embedding a `wren` interpreter into your Rust application.
To build it, do the following:
```sh
$ git clone --recursive https://github.com/pwoolcoc/wren-sys
$ cargo build
$ cargo test
```