Preparing release v0.4.0

CHANGELOG.md

@@ -4,7 +4,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
 and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.html).
 
-## [Unreleased]
+## [0.4.0] - 2018-06-22
 ### Added
 - A new command `prototool create` to auto-generate Protobuf files from a
   template. The generated files have the Protobuf package, `go_package`,
@@ -63,6 +63,6 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 ### Added
 - Initial release.
 
-[Unreleased]: https://github.com/uber/prototool/compare/v0.3.0...HEAD
+[0.4.0]: https://github.com/uber/prototool/compare/v0.3.0...v0.4.0
 [0.3.0]: https://github.com/uber/prototool/compare/v0.2.0...v0.3.0
 [0.2.0]: https://github.com/uber/prototool/compare/v0.1.0...v0.2.0

README.md

@@ -46,7 +46,7 @@ Prototool is stil in the early alpha stages, and should not be used in productio
 Install Prototool from GitHub Releases.
 
 ```
-curl -sSL https://github.com/uber/prototool/releases/download/v0.3.0/prototool-$(uname -s)-$(uname -m) \
+curl -sSL https://github.com/uber/prototool/releases/download/v0.4.0/prototool-$(uname -s)-$(uname -m) \
   -o /usr/local/bin/prototool && \
   chmod +x /usr/local/bin/prototool
 ```

internal/vars/vars.go

@@ -25,7 +25,7 @@ package vars
 
 const (
 	// Version is the current version.
-	Version = "0.4.0-dev"
+	Version = "0.4.0"
 
 	// DefaultProtocVersion is the default version of protoc from
 	// github.com/google/protobuf to use.