message: Fixing calc import
diff: import { Component } from "@prague/app-component";
  +import { Workbook } from "@prague/client-ui/ext/calc2";
  import { CounterValueType } from "@prague/map";
  import { MapExtension, registerDefaultValueType } from "@prague/map";
  import {
  @@ -15,9 +16,6 @@ import {
  SharedStringIntervalCollectionValueType,
  } from "@prague/sequence";
  import * as assert from "assert";
  -import {
  - Workbook,
  -} from "../../client-ui/ext/calc2";
  import { CellInterval } from "./cellinterval";
  import { TableSliceType } from "./ComponentTypes";
  import { positionToRowCol, rowColToPosition, SparseMatrix, SparseMatrixExtension } from "./matrix/sparsematrix";
  