Update react and remove react-addons-test-utils

package.json

@@ -40,9 +40,8 @@
     "karma-webpack": "^2.0.2",
     "mkdirp": "0.5.1",
     "prop-types": "^15.5.8",
-    "react": "15.2.0",
-    "react-addons-test-utils": "15.2.0",
-    "react-dom": "15.2.0",
+    "react": "^15.5.4",
+    "react-dom": "^15.5.4",
     "rimraf": "2.5.2",
     "svg-inline-loader": "0.4.1",
     "svg-inline-react": "1.0.2",

src/components/pickerSpec.js

@@ -1,5 +1,5 @@
 import React from 'react';
-import TestUtils from 'react-addons-test-utils';
+import TestUtils from 'react-dom/test-utils';
 import Picker from './picker';
 
 const {