Update contributors

CREDITS

@@ -1,17 +1,20 @@
 # Pretty much all the contributors in alphabetic order.
 
 # Active developers
-Erkin Batu Altunbaş
-Mattias Andrée
-Elis Axelsson
-Sven-Hendrik Haase
-Pablo Lezaeta
-Jan Alexander Steffens
+Erkin "erkin" Batu Altunbaş
+Mattias "maandree" Andrée
+Pablo "jristz" Lezaeta
 
 # Patchers and other contributors
-Duane Bekaert
-Kyah Rindlisbacher
-James Ross-Gowan
-Louis Taylor
-Daniel Wallace
-Jannis
+Elis "etu" Axelsson
+Duane "Marneus68" Bekaert
+Vincent "Vincent-C" Cheng
+Sven-Hendrik "svenstaro" Haase
+Kyah "L-four" Rindlisbacher
+James "rossy2401" Ross-Gowan
+Jan Alexander "heftig" Steffens
+Tomaž "avian2" Šolc
+Louis "kragniz" Taylor
+Daniel "gtmanfred" Wallace
+Jannis "sycoso"
+"spider-mario"