* Mention Docker SDK for Python instead of docker-py / docker.
* Docs fixes.
* Add myself as docker_container author.
* Use array syntax for running command.
* Break long lines.
* Avoid failure when docker_version is None.
* Improve docker-py vs. docker note in requirements.
* Canonicalize Docker SDK for Python upgrade instructions.
* Split long line.
* Make it clearer which hostnames are meant.
* docker_swarm_facts: PR cleanup after rebasing
* docker_swarm_facts: Adding the features similar to docker_host_facts
* docker_swarm_facts: Minor documentation and documentation updates
* docker_swarm_facts: Minor documentation and documentation adjustments to changes in #51700
* docker_swarm_facts: Using AnsibleDockerSwarmClient class method to fail module if not run on swarm manager
module_utils\docker\swarm.py: Adjustment of error message to me bore descriptive if module fails because it is not run on swarm manager node