Imports of package readme

PathSynopsis
cloud.google.com/go/bigqueryPackage bigquery provides a client for the BigQuery service.
cloud.google.com/go/datastorePackage datastore provides a client for Google Cloud Datastore.
cloud.google.com/go/loggingPackage logging contains a Cloud Logging client suitable for writing logs.
cloud.google.com/go/pubsubPackage pubsub provides an easy way to publish and receive Google Cloud Pub/Sub messages, hiding the details of the underlying server RPCs.
cloud.google.com/go/spannerPackage spanner provides a client for reading and writing to Cloud Spanner databases.
cloud.google.com/go/storagePackage storage provides an easy way to work with Google Cloud Storage.
fmtPackage fmt implements formatted I/O with functions analogous to C's printf and scanf.
golang.org/x/net/contextPackage context defines the Context type, which carries deadlines, cancellation signals, and other request-scoped values across API boundaries and between processes.
golang.org/x/oauth2Package oauth2 provides support for making OAuth2 authorized and authenticated HTTP requests, as specified in RFC 6749.
google.golang.org/api/iterator
google.golang.org/api/option
io/ioutilPackage ioutil implements some I/O utility functions.
logPackage log implements a simple logging package.
timePackage time provides functionality for measuring and displaying time.