Merge pull request #23 from abraham/renovate/typescript-3.x

Update dependency typescript to v3

Author: abraham

package.json

@@ -31,7 +31,7 @@
     "@types/jest": "23.3.1",
     "jest": "23.4.2",
     "ts-jest": "23.0.1",
-    "typescript": "2.9.2"
+    "typescript": "3.0.1"
   },
   "jest": {
     "roots": [