remove setimmediate, rely on babel-plugin-transform-runtime instead

Author: graingert

package.json

@@ -45,8 +45,7 @@
  "babel-runtime": "^6.26.0",
  "core-js": "^2.5.7",
  "lodash.topath": "^4.5.2",
- "prop-types": "^15.5.8",
- "setimmediate": "^1.0.5"
+ "prop-types": "^15.5.8"
  },
  "devDependencies": {
  "atob": "^2.0.3",

src/utils.js

@@ -1,5 +1,4 @@
 import React from "react";
-import "setimmediate";
 import validateFormData from "./validate";
 import fill from "core-js/library/fn/array/fill";