* Update PDNS recursor version in Fedora image
* Update PDNS version in alpine image
* Update Dockerfile
* Update Dockerfile
* Update mariadb image version in kubernetes example
* Update admin images in k8s example
* Update ansible-playbook.yml
* Fix PDNS version in k8s example
* Update docker-compose.yml
* Update README.md
* Update docker-image.yml
* Update docker-image-pr.yml
* better supermaster handling, support for multiple slaves on the same db server
* minor style fix
* requested changes
* replaced cut with awk
* manifests
* newlines
* clarification for axfr