chore: prepare tokio-util v0.6.1 release

- codec: `get_ref()`, `get_mut()`, `get_pin_mut()` and `into_inner()` for
  `Framed`, `FramedRead`, `FramedWrite`, `StreamReader`, `StreamReader`,
  `StreamReader` and `StreamReader` (tokio-rs#3364).
- codec: `write_buffer()` and `write_buffer_mut()` for `Framed` and
  `FramedWrite` (tokio-rs#3387).

tokio-util/CHANGELOG.md

@@ -1,3 +1,13 @@
+# 0.6.1 (January 10, 2020)
+
+### Added
+
+- codec: `get_ref()`, `get_mut()`, `get_pin_mut()` and `into_inner()` for
+ `Framed`, `FramedRead`, `FramedWrite`, `StreamReader`, `StreamReader`,
+ `StreamReader` and `StreamReader` ([#3364]).
+- codec: `write_buffer()` and `write_buffer_mut()` for `Framed` and
+ `FramedWrite` ([#3387]).
+
 # 0.6.0 (December 23, 2020)
 
 ### Changed
@@ -53,6 +63,8 @@
 
 - Initial release
 
+[#3387]: https://github.com/tokio-rs/tokio/pull/3387
+[#3364]: https://github.com/tokio-rs/tokio/pull/3364
 [#2326]: https://github.com/tokio-rs/tokio/pull/2326
 [#2215]: https://github.com/tokio-rs/tokio/pull/2215
 [#2198]: https://github.com/tokio-rs/tokio/pull/2198

tokio-util/Cargo.toml

@@ -7,13 +7,13 @@ name = "tokio-util"
 # - Cargo.toml
 # - Update CHANGELOG.md.
 # - Create "tokio-util-0.6.x" git tag.
-version = "0.6.0"
+version = "0.6.1"
 edition = "2018"
 authors = ["Tokio Contributors <team@tokio.rs>"]
 license = "MIT"
 repository = "https://github.com/tokio-rs/tokio"
 homepage = "https://tokio.rs"
-documentation = "https://docs.rs/tokio-util/0.6.0/tokio_util"
+documentation = "https://docs.rs/tokio-util/0.6.1/tokio_util"
 description = """
 Additional utilities for working with Tokio.
 """

tokio-util/src/lib.rs

@@ -1,4 +1,4 @@
-#![doc(html_root_url = "https://docs.rs/tokio-util/0.6.0")]
+#![doc(html_root_url = "https://docs.rs/tokio-util/0.6.1")]
 #![allow(clippy::needless_doctest_main)]
 #![warn(
  missing_debug_implementations,