podman 1.4 now installs docker man pages. Add handler to remove docker packages to avoid test failure due to this conflict.
Adjust inventory_docker_swarm integration test
Add conditional to cleanup handlers to allow use of the setup_docker role without removing packages at the end of the play. The inventory_docker_swarm integration tests does its own cleanup.
* Add podman_image and podman_image_info modules
* Add integration test for podman_image_info
* Change parameter names per feedback
* Add integration tests for podman_image
