Added my contact email address

AUTHORS

@@ -52,5 +52,5 @@ Alexey aka Macron1Robot,                 <>
 Alexander Shishkin aka alexvins,
    * MinGW platform support, modding related programming
 
-Arseniy Shestakov aka SXX,
+Arseniy Shestakov aka SXX,      <[email protected]>
    * pathfinding improvements, programming