Added stalwart-labs/mail-parser to Email category.

README.md

@@ -1012,6 +1012,7 @@ See also [About Rust’s Machine Learning Community](https://medium.com/@autumn_
 * [jdrouet/mrml](https://github.com/jdrouet/mrml) [![build badge](https://api.travis-ci.com/jdrouet/mrml.svg?branch=master)](https://travis-ci.org/jdrouet/mrml) - A library to generate nice email templates working on any mail client.
 * [lettre/lettre](https://github.com/lettre/lettre) — an SMTP-library for Rust [![CI](https://github.com/lettre/lettre/actions/workflows/test.yml/badge.svg?branch=master)](https://github.com/lettre/lettre/actions/workflows/test.yml)
 * [staktrace/mailparse](https://github.com/staktrace/mailparse) [[mailparse](https://crates.io/crates/mailparse)] — A library for parsing real-world email files [![build badge](https://api.travis-ci.org/staktrace/mailparse.svg?branch=master)](https://travis-ci.org/staktrace/mailparse)
+* [stalwartlabs/mail-parser](https://github.com/stalwartlabs/mail-parser) [[mail-parser](https://crates.io/crates/mail-parser)] - A fast and robust e-mail parsing library with full MIME support [![build badge](https://github.com/stalwartlabs/mail-parser/actions/workflows/rust.yml/badge.svg)](https://github.com/stalwartlabs/mail-parser/actions/workflows/rust.yml)
 
 ### Encoding