Merge pull request #1947 from Mottl/patch-1

Add LightGBM bindings

Author: palfrey

README.md

@@ -969,6 +969,7 @@ See also [About Rust’s Machine Learning Community](https://medium.com/@autumn_
 * [huggingface/tokenizers](https://github.com/huggingface/tokenizers) - Hugging Face's tokenizers for modern NLP pipelines (original implementation) with bindings for Python. [![Build Status](https://github.com/huggingface/tokenizers/workflows/Rust/badge.svg?branch=master)](https://github.com/huggingface/tokenizers/actions)
 * [LaurentMazare/tch-rs](https://github.com/LaurentMazare/tch-rs) - Bindings for PyTorch.
 * [maciejkula/rustlearn](https://github.com/maciejkula/rustlearn) - Machine learning library. [![Circle CI](https://circleci.com/gh/maciejkula/rustlearn.svg?style=svg)](https://app.circleci.com/pipelines/github/maciejkula/rustlearn)
+* [Mottl/lightgb3-rs](https://github.com/Mottl/lightgbm3-rs) - Bindings for LightGBM [![Crates.io](https://img.shields.io/crates/v/lightgbm3.svg)](https://crates.io/crates/lightgbm3) [![build](https://github.com/Mottl/lightgbm3-rs/actions/workflows/ci.yml/badge.svg)](https://github.com/Mottl/lightgbm3-rs/actions)
 * [perpetual-ml/perpetual](https://github.com/perpetual-ml/perpetual) [[perpetual](https://crates.io/crates/perpetual)] - A self-generalizing gradient boosting machine which doesn't need hyperparameter optimization.
 * [rust-ml/linfa](https://github.com/rust-ml/linfa) - Machine learning framework.
 * [smartcorelib/smartcore](https://github.com/smartcorelib/smartcore) - Machine Learning Library [![Build Status](https://img.shields.io/circleci/build/github/smartcorelib/smartcore)](https://smartcorelib.org/)