Selectively backup WordPress host depending on option flag used.
wp-backup --host <remote host> <flag(s)>
--help, Print this help message
--full, -f All of WordPress (minus uploads, cache and other wp-content directories), including database
--database, -d Database
--plugins, -p Plugins
--themes, -t Themes
--uploads, -u Uploads
--host, -h Remote host to backup from. Must both exist in ~/.wpcli/config.yml as an alias && ~/.ssh/config as a Host
--directory, -d Local directory to create back up files onto. If not set, will default to home directory.