correct README

README.md

 # Single user Docker image for Jupyterhub
 
-* Automized builds on [dockerhub/quantumtinkerer/research](https://hub.docker.com/r/quantumtinkerer/research/)
-* Official repo on [kwant-gitlab/qt/research-docker](https://gitlab.kwant-project.org/qt/research-docker)
-* GitHub mirror on [github.com/quantum-tinkerer/research-docker](https://github.com/quantum-tinkerer/research-docker)
+* Automized builds on [dockerhub/quantumtinkerer/ml](https://hub.docker.com/r/quantumtinkerer/ml/)
+* Official repo on [kwant-gitlab/delft-machine-learning/docker-env](https://gitlab.kwant-project.org/delft-machine-learning/docke-env)