GUI: Add Yue

Author: myd7349

README.md

@@ -323,6 +323,7 @@ A curated list of awesome C/C++ frameworks, libraries, resources, and shiny thin
 * [QwtPlot3D](http://qwtplot3d.sourceforge.net/) - A feature-rich Qt/OpenGL-based C++ programming library, providing essentially a bunch of 3D-widgets. [zlib]
 * [Sciter](http://sciter.com/) - Sciter is an embeddable HTML/CSS/scripting engine aimed to be used as an UI layer of modern desktop applications. [Free/Commercial]
 * [wxWidgets](http://wxwidgets.org/) - A C++ library that lets developers create applications for Windows, Mac OS X, Linux and other platforms with a single code base. [Own LGPL]
+* [Yue](https://github.com/yue/yue) - A library for creating native cross-platform GUI apps. [LGPLv2]
 
 ## Graphics