[fix](verto_communicator) add grunt-cli dependency to packages.json

html5/verto/verto_communicator/package.json

@@ -8,6 +8,7 @@
     "browser-sync": "^2.8.2",
     "connect-logger": "0.0.1",
     "grunt": "^0.4.5",
+    "grunt-cli": "^1.2.0",
     "grunt-browser-sync": "^2.1.2",
     "grunt-concurrent": "^1.0.0",
     "grunt-contrib-clean": "^0.6.0",