Bump to version 0.2.0 (#115)

Signed-off-by: Xuanwo <github@xuanwo.io>
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 11add57..a76c94a 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,18 @@
 The format is based on [Keep a Changelog](https://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](https://semver.org/).
 
+## [v0.2.0] - 2022-03-08
+
+### Added
+
+- RFC-112: Path Normalization (#112)
+- examples: Add more examples for services and operations (#113)
+
+### Changed
+
+- benches: Refactor to make code more readable (#104)
+- object: Refactor ObjectMode into enum (#114)
+
 ## [v0.1.4] - 2022-03-04
 
 ### Added
@@ -110,6 +122,7 @@
 
 Hello, OpenDAL!
 
+[v0.2.0]: https://github.com/datafuselabs/opendal/compare/v0.1.4...v0.2.0
 [v0.1.4]: https://github.com/datafuselabs/opendal/compare/v0.1.3...v0.1.4
 [v0.1.3]: https://github.com/datafuselabs/opendal/compare/v0.1.2...v0.1.3
 [v0.1.2]: https://github.com/datafuselabs/opendal/compare/v0.1.1...v0.1.2
diff --git a/Cargo.toml b/Cargo.toml
index ad98d51..66a54aa 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -7,7 +7,7 @@
 license = "Apache-2.0"
 name = "opendal"
 repository = "https://github.com/datafuselabs/opendal"
-version = "0.1.4"
+version = "0.2.0"
 
 [workspace]
 members = ["opendal_test"]