Prepare v1.6.0 release

Author: SimonFrings

CHANGELOG.md

@@ -1,5 +1,16 @@
 # Changelog
 
+## 1.6.0 (2023-07-07)
+
+*   Feature: Update unwrapped stream to avoid unhandled promise rejections.
+    (#37 by @clue)
+
+*   Feature: Improve `first()` promise resolution to clean up any garbage references.
+    (#36 by @lucasnetau)
+
+*   Improve test suite and project setup and report failed assertions.
+    (#34 by @clue and #35 by @WyriHaximus)
+
 ## 1.5.0 (2022-09-09)
 
 *   Feature: Full support for PHP 8.2 release.

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:^1.5
+composer require react/promise-stream:^1.6
 ```
 
 See also the [CHANGELOG](CHANGELOG.md) for details about version upgrades.