code: function(path) {
      if (path.slice(-1) == '/') {
          path = path.substring(0, path.length - 1);
      }
      var lastSlash = path.lastIndexOf('/');
      return (lastSlash > 0) ? path.substring(0, lastSlash) : "";
  }
docs: Find the parent folder of the path.
  @private
  @param {string} path the path to use
  @return {string} the parent folder, or ""