Feature/docker
- Default docker version is 19.03.14 and inventory version is 19.03.12.
- Docker installed version is now locked and cannot be change even with apt ugrade or yum update.
- Docker role step filename now contains the step number to clarify the sequence.
- All steps must exist inside the os familly directory.
- Generic steps are linked to the same step into the familly independant directory. (class architecture)
- All steps have 2 tags to make debugging easier: To only install docker: export ANSIBLE_RUN_TAGS="docker,install" To only prepare the docker installation: export ANSIBLE_RUN_TAGS="docker,prepare"