Add Adduce (#162)

Add the Adduce static site generator to the list.

README.md

@@ -28,6 +28,7 @@ A static web site generator is an application that takes plain text files and co
 
 *   [11ty](https://www.11ty.io/) - Eleventy is a simpler static site generator. - `#JavaScript` `#Node.js`
 *   [ABlog](http://ablog.readthedocs.org/) - A Sphinx extension that converts any documentation or personal website project into a full-fledged blog. - `#Python`
+*   [Adduce](https://adduce.vale.rocks) - A versatile static site generator that handles both blogs and standard pages. - `#Rust`
 *   [Ata's SSG](http://github.com/atas/ssg) - A PHP-based blog-aware vanilla-HTML static site generator for GitHub Pages with markdown support.
 *   [BashBlog](https://github.com/cfenollosa/bashblog) - A single Bash script to create blogs. - `#Bash`
 *   [Blag](https://github.com/venthur/blag) - blag is a blog-aware, static site generator -- it uses Markdown and is written in Python. - `#Python`