chore(package): update typescript to version 2.0.3 (#136)

https://greenkeeper.io/

Author: greenkeeperio-bot

package.json

@@ -39,7 +39,7 @@
     "rxjs": "^5.0.0-beta.8",
     "testem": "^1.10.4",
     "tslint": "^3.10.2",
-    "typescript": "^1.8.10",
+    "typescript": "^2.0.3",
     "typings": "^0.8.1",
     "uglify-js": "^2.7.1",
     "validate-commit-message": "^3.0.1",