pubsub: Label pub sub client as experimental.
Mention Pub/Sub released as Limited Preview.
Merge pull request #115 from rakyll/experimental-pubsub

pubsub: Label pub sub client as experimental
datastore: docs: add examples.
storage: use streams.
Merge pull request #117 from stephenplusplus/master

datastore: docs: add examples.
Merge pull request #118 from stephenplusplus/storage-stream

storage: use streams.
storage: document createWriteStream. fixes #119
Merge pull request #120 from stephenplusplus/master

storage: document createWriteStream. fixes #119
feat: add coveralls for coverage reports
Merge pull request #121 from silvolu/coveralls

feat: add coveralls for coverage reports
Merge branch 'master' of github.com:GoogleCloudPlatform/gcloud-node into namespace

Conflicts:
	package.json