Updated changelog

Author: Silic0nS0ldier

CHANGELOG.md

@@ -7,6 +7,10 @@ and this project adheres to [Semantic Versioning](http://semver.org/spec/v2.0.0.
 
 ## [Unreleased]
 
+### Changed
+- Name of bundle class, existing symbol name preserved to maintain compatibility.
+- Deprecated export `BundleOrchastrator` in favour of `BundleOrchestrator`
+
 ## [4.0.0] - 2020-03-14
 
 ## [4.0.0-rc.1] - 2020-02-22