message: pubsub: depend on ^0.1.6
  (https://github.com/GoogleCloudPlatform/google-cloud-node/issues/2045#issuecomment-284169993)
diff: ],
  "dependencies": {
  "@google-cloud/common": "^0.12.0",
  - "@google-cloud/common-grpc": "^0.1.1",
  + "@google-cloud/common-grpc": "^0.1.6",
  "arrify": "^1.0.0",
  "extend": "^3.0.0",
  "google-gax": "^0.12.2",
  