getColumnPropagationSettings() {
      return this.columns.map((column, index) => {
        return {
          index,
          minWidth: column.minWidth,
          demandPopin: column.demandPopin,
          text: column.textContent,
          popinText: column.popinText,
          popinDisplay: column.popinDisplay,
          visible: !this._hiddenColumns[index]
        };
      }, this);
    }
Gets settings to be propagated from columns to rows.

@returns { array }
@memberof Table