Update the contributors list

Author: kevinchalet

README.md

@@ -29,12 +29,16 @@ We would love it if you could help contributing to this repository. Please look
 
 * [Abhinav Nigam](https://github.com/abhinavnigam)
 * [Adam Reisinger](https://github.com/Res42)
+* [Albert Zakiev](https://github.com/serber)
 * [Albireo](https://github.com/kappa7194)
+* [Andrew Mattie](https://github.com/amattie)
 * [Dave Timmins](https://github.com/davetimmins)
+* [Eric Green](https://github.com/ericgreenmix)
 * [Ethan Celletti](https://github.com/Gekctek)
 * [Jason Loeffler](https://github.com/jmloeffler)
 * [Jerrie Pelser](https://github.com/jerriep)
 * [Kévin Chalet](https://github.com/PinpointTownes)
+* [Maxime Roussin-Bélanger](https://github.com/Lorac)
 * [Michael Knowles](https://github.com/mjknowles)
 * [Sinan](https://github.com/SH2015)
 * [Stefan](https://github.com/Schlurcher)