Add fancy-regex to text processing

README.md

@@ -1490,6 +1490,7 @@ https://crates.io/crates/delay_timer)
 
 * [BurntSushi/suffix](https://github.com/BurntSushi/suffix) — Linear time suffix array construction (with Unicode support) [![build badge](https://api.travis-ci.org/BurntSushi/suffix.svg?branch=master)](https://travis-ci.org/BurntSushi/suffix)
 * [BurntSushi/tabwriter](https://github.com/BurntSushi/tabwriter) — Elastic tab stops (i.e., text column alignment) [![build badge](https://api.travis-ci.org/BurntSushi/tabwriter.svg?branch=master)](https://travis-ci.org/BurntSushi/tabwriter)
+* [fancy-regex/fancy-regex](https://github.com/fancy-regex/fancy-regex) [[fancy-regex](https://crates.io/crates/fancy-regex)] - Regular expressions implementation designed to support a relatively rich set of features such as look-around and backtracking. [![crates](https://img.shields.io/crates/v/fancy-regex.svg)](https://crates.io/crates/fancy-regex) [![build badge](https://github.com/fancy-regex/fancy-regex/workflows/ci/badge.svg)](https://github.com/fancy-regex/fancy-regex/actions/workflows/ci.yml)
 * [mgeisler/textwrap](https://github.com/mgeisler/textwrap) [[textwrap](https://crates.io/crates/textwrap)] — Word wrap text (with support for hyphenation) [![build badge](https://api.travis-ci.org/mgeisler/textwrap.svg?branch=master)](https://travis-ci.org/mgeisler/textwrap)
 * [pwoolcoc/ngrams](https://github.com/pwoolcoc/ngrams) — Construct [n-grams](https://en.wikipedia.org/wiki/N-gram) from arbitrary iterators [![build badge](https://api.travis-ci.org/pwoolcoc/ngrams.svg?branch=master)](https://travis-ci.org/pwoolcoc/ngrams)
 * [ps1dr3x/easy_reader](https://github.com/ps1dr3x/easy_reader) — A reader that allows forwards, backwards and random navigations through the lines of huge files without consuming iterators [![build badge](https://api.travis-ci.org/ps1dr3x/easy_reader.svg?branch=master)](https://travis-ci.org/ps1dr3x/easy_reader)