message: Changed column toArray type
diff: @@ -14,7 +14,7 @@ interface Column<T> {
  readonly rowCount: number,
  value(row: number): T,
  valueKind(row: number): Column.ValueKind,
  - toArray(params?: Column.ToArrayParams<T>): ReadonlyArray<T>,
  + toArray(params?: Column.ToArrayParams<T>): ArrayLike<T>,
  areValuesEqual(rowA: number, rowB: number): boolean
  }
  