A+C: add Blake Mizerany (Individual CLA)

R=golang-dev, iant, adg
CC=golang-dev
https://golang.org/cl/5574072
diff --git a/AUTHORS b/AUTHORS
index 166e4cd..effbcb1 100644
--- a/AUTHORS
+++ b/AUTHORS
@@ -31,6 +31,7 @@
 Ben Olive <sionide21@gmail.com>
 Benny Siegert <bsiegert@gmail.com>
 Berengar Lehr <berengar.lehr@gmx.de>
+Blake Mizerany <blake.mizerany@gmail.com>
 Bobby Powers <bobbypowers@gmail.com>
 Caine Tighe <arctanofyourface@gmail.com>
 Charles L. Dorian <cldorian@gmail.com>