Changelog
4625a27 Fix Docker image
2949ae3 Fix typo in README.md
a319a2c Remove debug statements
23a084b Remove useless port in README
5e85ed5 Remove useless port in README
810c2e9 Uniformize hub URL
Docker images
docker pull dunglas/mercure:v0.2.1
docker pull dunglas/mercure:v0
docker pull dunglas/mercure:v0.2
docker pull dunglas/mercure:latest