Prepare v1.4.0 release

Author: clue

CHANGELOG.md

@@ -1,5 +1,13 @@
 # Changelog
 
+## 1.4.0 (2022-06-20)
+
+*   Feature: Forward compatibility with react/promise 3.
+    (#20 by @WyriHaximus)
+
+*   Improve test suite, test against PHP 8.1 and fix legacy HHVM build.
+    (#28, #29 and #30 by @SimonFrings)
+
 ## 1.3.0 (2021-10-18)
 
 *   Feature: Improve error reporting by appending previous exception messages.

README.md

@@ -263,7 +263,7 @@ This project follows [SemVer](https://semver.org/).
 This will install the latest supported version:
 
 ```bash
-$ composer require react/promise-stream:^1.3
+$ composer require react/promise-stream:^1.4
 ```
 
 See also the [CHANGELOG](CHANGELOG.md) for details about version upgrades.