Merge pull request #862 from LLK/greenkeeper/enzyme-adapter-react-16-1.0.4

Update enzyme-adapter-react-16 to the latest version 

package.json

@@ -44,7 +44,7 @@
     "copy-webpack-plugin": "^4.0.1",
     "css-loader": "^0.28.7",
     "enzyme": "^3.1.0",
-    "enzyme-adapter-react-16": "1.0.3",
+    "enzyme-adapter-react-16": "1.0.4",
     "eslint": "^4.7.1",
     "eslint-config-scratch": "^5.0.0",
     "eslint-plugin-import": "^2.7.0",