Empty initial listing.

    $ antigen-list

    You don't have any bundles.
    [1]

  Add a bundle.
  
    $ antigen-bundle $PLUGIN_DIR
    Cloning into '.+?'\.\.\. (re)
    done.
    $ antigen-list

    .*?/test-plugin / plugin (re)

  
  Add same bundle and check uniqueness.
  
    $ antigen-bundle $PLUGIN_DIR
    $ antigen-list

    .*?/test-plugin / plugin (re)

  
  Add another bundle.
  
    $ antigen-bundle $PLUGIN_DIR2
    Cloning into '.+?'\.\.\. (re)
    done.
    $ antigen-list

    .*?/test-plugin / plugin (re)
    .*?/test-plugin2 / plugin (re)