changelog update

CHANGELOG.md

 # Changelog
 All notable changes to this project will be documented in this file.
 
-## [unreleased]
+## [1.1.1] - 3rd july 2020
 
 ### Added
 
 * Tutorial
 * Documentation
 * gitignore
-
+* Autorship
+* license MIT
+* Singularity/Docker recipe for obitools
 
 ## [1.1.0] - 22th june 2020