Bump to v1.4.0

Author: taiki-e

CHANGELOG.md

@@ -1,3 +1,8 @@
+# Version 1.4.0
+
+- Implement `AsRef<T>` and `AsMut<T>` for `Async<T>`. (#44)
+- Remove dependency on deprecated `nb-connect`. (#55)
+
 # Version 1.3.1
 
 - Lower MSRV to 1.41.0

Cargo.toml

@@ -1,6 +1,9 @@
 [package]
 name = "async-io"
-version = "1.3.1"
+# When publishing a new version:
+# - Update CHANGELOG.md
+# - Create "v1.x.y" git tag
+version = "1.4.0"
 authors = ["Stjepan Glavina <[email protected]>"]
 edition = "2018"
 description = "Async I/O and timers"