message: reference client-api instead of a direct reference to map
diff: import * as d3 from "d3";
  import * as cola from "webcola";
  import { Link, Node } from "webcola";
  -import { api, types } from "../client-api";
  +import { api, map, types } from "../client-api";
  import { IMap} from "../data-types";
  import { CollaborativeGraph, Edge, Vertex } from "../graph";
  -import * as map from "../map";
  import * as ui from "../ui";
  /**
  