remove google-cloud from the update process for now

Author: stephenplusplus

packages/google-cloud/npm-shrinkwrap.json

@@ -111,7 +111,7 @@
     "@google-cloud/prediction": "^0.5.0",
     "@google-cloud/pubsub": "^0.8.3",
     "@google-cloud/resource": "^0.6.0",
-    "@google-cloud/spanner": "^0.2.0",
+    "@google-cloud/spanner": "^0.1.0",
     "@google-cloud/speech": "^0.7.0",
     "@google-cloud/storage": "^0.8.0",
     "@google-cloud/translate": "^0.7.0",
@@ -128,6 +128,6 @@
   },
   "license": "Apache-2.0",
   "engines": {
-    "node": ">=4.0.0"
+    "node": ">=0.4.0"
   }
 }