* https://docs.saltstack.com/en/latest/topics/releases/3000.3.html * https://docs.saltstack.com/en/latest/topics/releases/2019.2.5.html
* https://docs.saltstack.com/en/latest/topics/releases/3000.2.html * https://docs.saltstack.com/en/latest/topics/releases/2019.2.4.html