updated changelog

Signed-off-by: Christoph Massmann <[email protected]>

Author: ma4nn

CHANGELOG.md

@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](http://keepachangelog.com/)
 and this project adheres to [Semantic Versioning](http://semver.org/).
 
+## [2.0.0] - 2020-11-05
+### Changed
+- Upgraded DomPPDF dependency to 0.8.6 and added chroot setting
+
 ## [1.4.0] - 2020-10-15
 ### Changed
 - `PdfMerge` class can now automatically instantiate the merger class