Update dependencies to enable Greenkeeper 🌴

README.md

@@ -4,6 +4,8 @@
 [![npm version](https://badge.fury.io/js/%40fdmg%2Fts-react-anchor.svg)](https://badge.fury.io/js/%40fdmg%2Fts-react-anchor)
 
 # fdmg-ts-react-anchor
+
+[![Greenkeeper badge](https://badges.greenkeeper.io/FDMediagroep/fdmg-ts-react-anchor.svg)](https://greenkeeper.io/)
 [ReactJS](https://reactjs.org/) Anchor component. This component renders an Anchor header.
 You might think it silly to have this as a separate component. But when you use an Anchor-element multiple times in your
 project then having that as a component might eventually save you some bytes.

package.json

@@ -27,13 +27,13 @@
     "enzyme": "^3.2.0",
     "enzyme-adapter-react-16": "^1.1.0",
     "enzyme-to-json": "^3.3.0",
-    "jest": "^21.2.1",
-    "jest-cli": "^21.2.1",
+    "jest": "^22.0.1",
+    "jest-cli": "^22.0.1",
     "raf": "^3.4.0",
     "react": "^16.2.0",
     "react-dom": "^16.2.0",
     "react-test-renderer": "^16.2.0",
-    "ts-jest": "^21.2.4",
+    "ts-jest": "^22.0.0",
     "tslint": "^5.8.0",
     "tslint-react": "^3.2.0",
     "typescript": "^2.6.2"