Add language, license and demo link

README.md

@@ -693,7 +693,7 @@ See https://github.com/n1trux/awesome-sysadmin#monitoring and https://github.com
   * [gist](https://gitlab.deblan.org/deblan/gist) - GIST is an open-source application to share code. `PHP` `GPLv3`
   * [hastebin](http://hastebin.com/about.md) - Open source pastebin written in node.js. ([Demo](http://hastebin.com/), [Source Code](https://github.com/seejohnrun/haste-server)) `Nodejs` `MIT`
   * [localpaste](https://github.com/petermaloney/localpaste) - Simple python based pastebin you can run locally, with curl for input. Supports RAW text by default and binary data such as images (no extensions on returned url). `GPLv2` `Python`
-  * [Pastebin](https://github.com/ewhal/Pastebin) - Modern self-hosted pastebin service with a restful like api written in golang.
+  * [Pastebin](https://github.com/ewhal/Pastebin) - Modern self-hosted pastebin service with a restful APi. ([Demo](https://p.pantsu.cat))`MIT` `Go`
   * [Pastedown](http://pastedown.ctrl-c.us/) - Self-hosted pastebin server. It is meant to handle Markdown well, but it also works with code snippets (and does syntax highlighting). ([Source Code](https://github.com/cespare/pastedown)) `MIT` `Go`
   * [pb](https://github.com/ptpb/pb) - Lightweight pastebin (and url shortener) built using flask. ([Demo](https://ptpb.pw/)) `GPLv3` `Python/Flask`
   * [pbnh](https://github.com/bhanderson/pbnh) - Pastebin inspired from project pb and hastebin, with an API and a SQL-based backend. `MIT` `Python/Flask`