Auto merge of #389 - eclipseo:patch-1, r=jdm

Bump criterion to 0.3

Author: bors-servo

html5ever/Cargo.toml

@@ -36,7 +36,7 @@ markup5ever = { version = "0.9", path = "../markup5ever" }
 serde_json = "1.0"
 rustc-test = "0.3"
 typed-arena = "1.3.0"
-criterion = "0.2"
+criterion = "0.3"
 
 [build-dependencies]
 quote = "1"