add license

README.md

@@ -17,3 +17,6 @@ Literally thousands of sources, references and suggestions. That said...
    * The 12bytes article now uses this user.js and supplements it with an additonal JS hosted right [here](https://github.com/atomGit/Firefox-user.js) at github
 
 <sup>1</sup> The ghacks user.js was an independent project by [Thorin-Oakenpants](https://github.com/Thorin-Oakenpants) started in early 2015 and was [first published](https://www.ghacks.net/2015/08/18/a-comprehensive-list-of-firefox-privacy-and-security-settings/) at ghacks in August 2015. With Martin Brinkmann's blessing, it will keep the ghacks name.
+
+### ![](https://github.com/ghacksuserjs/ghacks-user.js/blob/master/wikipiki/bullet01.png) license
+[![License: MIT](https://img.shields.io/badge/License-MIT-yellow.svg)](https://opensource.org/licenses/MIT)