added typings to package.json

Author: abner

package.json

@@ -18,6 +18,7 @@
   "devDependencies": {
     "istanbul": "^0.4.2",
     "jasmine": "^2.4.1",
-    "typescript": "^1.7.5"
+    "typescript": "^1.7.5",
+    "typings": "^0.6.6"
   }
 }