update authors

AUTHORS.txt

@@ -3,6 +3,11 @@
 #
 # This file is auto generated, using git to list all individuals contributors.
 # see https://github.com/pion/.goassets/blob/master/scripts/generate-authors.sh for the scripting
+ Artur Shellunts <[email protected]>
+ Eric Daniels <[email protected]>
+ Konstantin Itskov <[email protected]>
+ Sean DuBois <[email protected]>
+ Steffen Vogel <[email protected]>
 Aaron France <[email protected]>
 Adam Kiss <[email protected]>
 adwpc <[email protected]>
@@ -15,6 +20,7 @@ Artur Shellunts <[email protected]>
 Assad Obaid <[email protected]>
 Atsushi Watanabe <[email protected]>
 backkem <[email protected]>
+boks1971 <[email protected]>
 buptczq <[email protected]>
 cgojin <[email protected]>
 Chao Yuan <[email protected]>