A/C: add Charles L. Dorian

R=r
https://golang.org/cl/164060
diff --git a/AUTHORS b/AUTHORS
index 92cfb0c..d473bd0 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -13,6 +13,7 @@
 Andrew Skiba <skibaa@gmail.com>
 Anthony Starks <ajstarks@gmail.com>
 Aron Nopanen <aron.nopanen@gmail.com>
+Charles L. Dorian <cldorian@gmail.com>
 Chris Lennert <calennert@gmail.com>
 Christopher Wedgwood <cw@f00f.org>
 David G. Andersen <dave.andersen@gmail.com>