Auto merge of #4 - Eijebong:serde1.0, r=emilio

Bump serde to 1.0 and bump version

I can't test this locally so I hope it works (appveyor will tell :))

Author: bors-servo

Cargo.toml

@@ -3,7 +3,7 @@ name = "dwrote"
 description = "Lightweight binding to DirectWrite."
 repository = "https://github.com/servo/dwrote-rs"
 license = "MPL-2.0"
-version = "0.3.0"
+version = "0.4.0"
 authors = ["Vladimir Vukicevic <[email protected]>"]
 
 [lib]
@@ -15,5 +15,5 @@ lazy_static = "0.2"
 winapi = "0.2"
 kernel32-sys = "0.2"
 gdi32-sys = "0.2"
-serde = "0.9"
-serde_derive = "0.9"
+serde = "1.0"
+serde_derive = "1.0"