Merge pull request #12 from LearningLocker/greenkeeper/typescript-2.2.2

chore(package): update typescript to version 2.2.2

Author: ryasmi

package.json

@@ -34,7 +34,7 @@
     "mocha": "^3.2.0",
     "mocha-lcov-reporter": "^1.2.0",
     "tslint": "^4.2.0",
-    "typescript": "^2.1.4"
+    "typescript": "^2.2.2"
   },
   "config": {
     "blanket": {