fix linx entry

README.md

@@ -384,7 +384,7 @@ _Single-click/drag-n-drop upload_
   * [img.bi](https://github.com/imgbi/img.bi) - img.bi is a secure image hosting. Images are encrypted using AES-256 with random key in browser before upload. `GPLv3` `Nodejs`
   * [Jirafeau](https://gitlab.com/mojo42/Jirafeau/wikis/home) - Jirafeau is a web site permitting to upload a file in a simple way and give an unique link to it. ([Demo](http://jirafeau.net/))
   * [Jyraphe](http://home.gna.org/jyraphe/) - Jyraphe is a web application of file repository, easy to install and easy to use.
-  * [linx](https://github.com/andreimarcu/linx-server) - File sharing application and pastebin written in Go with API, auto-expiry, deletion keys, and web seed support
+  * [linx](https://github.com/andreimarcu/linx-server) - File sharing application and pastebin with API, auto-expiry, deletion keys, and web seed support ([Demo](https://linx.li/)) `GPLv3` `Go`
   * [lutim](https://github.com/ldidry/lutim) - Let's Upload That Image !
   * [Mediacrush](https://mediacru.sh/) - a website you can upload images, audio, and video to, and receive a link to share it with your friends ([Source code](https://github.com/MediaCrush/MediaCrush))
   * [Nimbus](https://github.com/ethanal/nimbus) - A drag-and-drop shortlink file sharer for OS X - `MIT` `Python`