Fix version of objectpath dependency.

Author: saller

package.json

@@ -21,7 +21,7 @@
     "angular": ">= 1.2",
     "tv4": "~1.0.15",
     "angular-sanitize": ">= 1.2",
-    "objectpath": "~1.1.0"
+    "objectpath": "^1.2.1"
   },
   "keywords": [
     "angular",