Update docs for master [ci skip]
Update docs for master [ci skip]

jgeewax/gcloud-node,GoogleCloudPlatform/gcloud-node,callmehiphop/gcloud-node,jgeewax/gcloud-node,googleapis/google-cloud-node,callmehiphop/gcloud-node,googleapis/google-cloud-node,GoogleCloudPlatform/gcloud-node,googleapis/google-cloud-node,GoogleCloudPlatform/gcloud-node,googleapis/google-cloud-node