added dev deps

typescript 2.0.2

Author: piotrwitek

package.json

@@ -53,7 +53,8 @@
     "jspm-hmr": "^0.4.2",
     "regenerator": "^0.8.46",
     "rimraf": "^2.5.4",
-    "tslint": "^3.15.0"
+    "tslint": "^3.15.0",
+    "typescript": "^2.0.2"
   },
   "jspm": {
     "name": "app",