version 1.2.0

Author: BertrandGouny

CHANGELOG.md

@@ -1,4 +1,8 @@
 # Changelog
+All notable changes to this project will be documented in this file.
+
+The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
+and this project follows [osixia/openldap](https://github.com/osixia/docker-openldap) versioning.
 
 ## 1.2.0
   - Upgrade baseimage: openldap:1.2.0