Update AUTHORS

AUTHORS

@@ -1,12 +1,26 @@
 Sigal is written and maintained by Simon Conseil and contributors (in
 alphabetical order):
 
+- Abdul Qabiz
+- Andreas Sieferlinger
+- Antoine Pitrou
 - Christophe-Marie Duquesne
+- Giel van Schijndel
+- Jamie Starke
+- @jdn06
 - Jonas Kaufmann
 - Juan A. Suarez Romero
-- Antoine Pitrou
-- Giel van Schijndel
+- Kai Fricke
+- Keith Johnson
+- Lukas Vacek
 - Matthias Vogelgesang
+- Nicolas Arnaud-Cormos
+- Nikolai Prokoschenko
+- @phaer
+- Sébastien Maccagnoni-Munch
+- Simon Conseil
+- @t-animal
+- Thomas Misilo
+- Tobias Preuss
 - Vikram Shirgur
 - Yuce Tekol
-- Abdul Qabiz