babelwhale              Talking to both Docker and Singularity
                        containers from R
copy_file               Copy a file from a container to the host system
create_config           Backend configuration for containerisation
list_docker_images      List docker containers
pull_container          Pull a container from dockerhub
read_file               Read a file from a container
run                     Run a containerised command, and wait until
                        finished
run_auto_mount          Run a containerised command with automatic
                        mounting of files
singularity_image_path
                        Determine the cached path of singularity images
test_docker_installation
                        Tests whether docker is correctly installed and
                        available
test_singularity_installation
                        Tests whether singularity is correctly
                        installed and available
