added Alex Zorin to the authors file

AUTHORS

@@ -14,3 +14,4 @@ Ben Hood <0x6e6562@gmail.com>
 Pete Hopkins <phopkins@gmail.com>
 Chris Bannister <c.bannister@gmail.com>
 Maxim Bublis <b@codemonkey.ru>
+Alex Zorin <git@zor.io>