Tagged v5.4.16 release notes

Author: tillkruss

CHANGELOG-5.4.md

@@ -2,6 +2,11 @@
 
 ## [Unreleased]
 
+### Added
+- Added `getManager()` and `setManager()` to queue worker ([#18452](https://github.com/laravel/framework/pull/18452))
+
+## v5.4.16 (2017-03-21)
+
 ### Added
 - Added PHPDBG detection to `runningInConsole()` ([#18198](https://github.com/laravel/framework/pull/18198))
 - Added `Arr:wrap()` method ([#18216](https://github.com/laravel/framework/pull/18216))