Chore: Update authors.md

Author: amotl

docs/authors.md

@@ -13,12 +13,17 @@ thank you so much. The list is alphabetically sorted.
 
 ## Contributors
 
+- [Alejandro Marti](https://github.com/MartiONE)
 - [Alexander Meinhardt Scheurer](https://github.com/BeneCollyridam)
 - [Daniel Blasco](https://github.com/dablak)
+- [Dan Bolser](https://github.com/CholoTook)
 - [fe60](https://github.com/fe60)
 - [Felipe Eltermann](https://github.com/eltermann)
 - [Geoffrey Cline](https://github.com/geoffcline)
 - [Hiro Kobashi](https://github.com/kobaski)
+- [Matt Keanny](https://github.com/mattkeanny)
 - [Mike Matheson](https://github.com/mmath)
+- [Oliver Fuerst](https://github.com/ofipify)
 - [Roberto Faga](https://github.com/rfaga)
+- [Sebastian Vilstrup](https://github.com/ipr-sv)
 - [Sotiris Fragkiskos](https://github.com/sfranky)