Auto merge of #37 - behnam:ver, r=behnam

Bump version to 0.3.3

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Cargo.toml

@@ -1,6 +1,6 @@
 [package]
 name = "unicode-bidi"
-version = "0.3.2"
+version = "0.3.3"
 authors = ["The Servo Project Developers"]
 license = "MIT / Apache-2.0"
 description = "Implementation of the Unicode Bidirectional Algorithm"