Auto merge of servo#188 - hsivonen:update-encoding_rs, r=SimonSapin

Update encoding_rs to 0.7.0

Update to the latest encoding_rs. The changes along the way don't appear to affect this crate.

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Author: bors-servo

Cargo.toml

@@ -16,7 +16,7 @@ exclude = ["src/css-parsing-tests/**", "src/big-data-url.css"]
 [dev-dependencies]
 rustc-serialize = "0.3"
 difference = "1.0"
-encoding_rs = "0.5"
+encoding_rs = "0.7"
 
 [dependencies]
 cssparser-macros = {path = "./macros", version = "0.3"}