function setSongLocation(songPercentage) {
    /*
    As long as the song is not live, we can set the current time of the
    song to the percentage the user passed in.
    */
    if (!_config2.default.active_metadata.live) {
      _config2.default.audio.currentTime = _config2.default.audio.duration * (songPercentage / 100);
    }
  }
Sets the song percentage. If it's a live song, we ignore this because
we can't skip ahead. This is an issue if you have a playlist with
a live source.

Public Accessor: Amplitude.setSongLocation( songPercentage )

@access public
@param {number} songPercentage - A number between 1 and 100 as a percentage of song completion.