Update to bincode 0.9

jrmuizel · jrmuizel · commit b4a0687bdcf8 · 2017-10-12T15:21:04.000-04:00
bincode 0.9 comes with a reasonably big performance fix for
deserialization. WebRender has already switched.
diff --git a/Cargo.toml b/Cargo.toml
@@ -13,7 +13,7 @@ unstable = []
 async = ["futures"]
 
 [dependencies]
-bincode = "0.8"
+bincode = "0.9"
 lazy_static = "0.2"
 libc = "0.2.12"
 rand = "0.3"
