.directory is deprecated, use .dirname instead

    Saw 1 call to deprecated code during execution.
    ================================================================================
    Method directory (from IO::Path) called at:
      /home/carlin/panda/lib/Panda/Fetcher.pm, lines 48,49
      /home/carlin/panda/lib/Panda/Builder.pm, lines 73,81
      /home/carlin/panda/lib/Panda/Installer.pm, lines 42,50
    Please use dirname instead.