Release tower-http v0.6.0 (#518)

Author: jplatte

tower-http/CHANGELOG.md

@@ -5,7 +5,7 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
-# 0.6.0 (unreleased)
+# 0.6.0
 
 ## Changed:
 

tower-http/Cargo.toml

@@ -1,7 +1,7 @@
 [package]
 name = "tower-http"
 description = "Tower middleware and utilities for HTTP clients and servers"
-version = "0.5.2"
+version = "0.6.0"
 authors = ["Tower Maintainers <team@tower-rs.com>"]
 edition = "2018"
 license = "MIT"