chore: prepare Tokio v1.7.0 (#3863)

README.md

@@ -56,7 +56,7 @@ Make sure you activated the full features of the tokio crate on Cargo.toml:
 
 ```toml
 [dependencies]
-tokio = { version = "1.6.1", features = ["full"] }
+tokio = { version = "1.7.0", features = ["full"] }
 ```
 Then, on your main.rs:
 

tokio/CHANGELOG.md

@@ -1,3 +1,37 @@
+# 1.7.0 (June 15, 2021)
+
+### Added
+
+- net: add named pipes on windows ([#3760])
+- net: add `TcpSocket` from `std::net::TcpStream` conversion ([#3838])
+- sync: add `receiver_count` to `watch::Sender` ([#3729])
+- sync: export `sync::notify::Notified` future publicly ([#3840])
+- tracing: instrument task wakers ([#3836])
+
+### Fixed
+
+- macros: suppress `clippy::default_numeric_fallback` lint in generated code ([#3831])
+- runtime: immediately drop new tasks when runtime is shut down ([#3752])
+- sync: deprecate unused `mpsc::RecvError` type ([#3833])
+
+### Documented
+
+- io: clarify EOF condition for `AsyncReadExt::read_buf` ([#3850])
+- io: clarify limits on return values of `AsyncWrite::poll_write` ([#3820])
+- sync: add examples to Semaphore ([#3808])
+
+[#3729]: https://github.com/tokio-rs/tokio/pull/3729
+[#3752]: https://github.com/tokio-rs/tokio/pull/3752
+[#3760]: https://github.com/tokio-rs/tokio/pull/3760
+[#3808]: https://github.com/tokio-rs/tokio/pull/3808
+[#3820]: https://github.com/tokio-rs/tokio/pull/3820
+[#3831]: https://github.com/tokio-rs/tokio/pull/3831
+[#3833]: https://github.com/tokio-rs/tokio/pull/3833
+[#3836]: https://github.com/tokio-rs/tokio/pull/3836
+[#3838]: https://github.com/tokio-rs/tokio/pull/3838
+[#3840]: https://github.com/tokio-rs/tokio/pull/3840
+[#3850]: https://github.com/tokio-rs/tokio/pull/3850
+
 # 1.6.2 (June 14, 2021)
 
 ### Fixes

tokio/Cargo.toml

@@ -7,12 +7,12 @@ name = "tokio"
 #   - README.md
 # - Update CHANGELOG.md.
 # - Create "v1.0.x" git tag.
-version = "1.6.2"
+version = "1.7.0"
 edition = "2018"
 authors = ["Tokio Contributors <team@tokio.rs>"]
 license = "MIT"
 readme = "README.md"
-documentation = "https://docs.rs/tokio/1.6.2/tokio/"
+documentation = "https://docs.rs/tokio/1.7.0/tokio/"
 repository = "https://github.com/tokio-rs/tokio"
 homepage = "https://tokio.rs"
 description = """