function initializePlaylistShuffleStatuses() {
    /*
    Iterate over all of the playlists the user defined adding
    the playlist key to the shuffled playlist array and creating
    and empty object to house the statuses.
    */
    for (var key in _config2.default.playlists) {
      _config2.default.playlists[key].shuffle = false;
    }
  }
Initializes the shuffle statuses for each of the playlists. These will
be referenced when we shuffle individual playlists.

@access private