Update grunt-ng-annotate to fix peerDependency problems. Fixes Reactive-Extensions#143

Author: awk

package.json

@@ -23,7 +23,7 @@
     "grunt-contrib-jshint": "*",
     "grunt-contrib-qunit": "*",
     "grunt-contrib-uglify": "*",
-    "grunt-ng-annotate": "^0.10.0",
+    "grunt-ng-annotate": "^2.0.2",
     "load-grunt-tasks": "*"
   },
   "jam": {