message: Remove SplitDirection import.
diff: @@ -3,7 +3,6 @@ import {expect} from "chai";
  import {ApplicationComponent} from "../src/views/1_ApplicationComponent";
  import * as React from "react";
  import {shallow} from "enzyme";
  -import {SplitDirection} from "../src/Enums";
  describe("Tab", () => {
  it("can close panes and have the remaining panes get focused", done => {
  