Merge pull request #130 from silvolu/master

test(pubsub): remove from regression tests
storage: support signed urls. fixes #49.
datastore: Use Query for Query test suite. fixes #126.
datastore: query: default to null namespace if not provided.
Merge pull request #132 from stephenplusplus/query-test

Query test
Fixing TOC pubsub link
datastore: docs: pagination example typo.
datastore: default ordering to ascending. fixes #134.
Merge pull request #135 from stephenplusplus/default-ascending

datastore: default ordering to ascending. fixes #134.
readme: add npm badge. fixes #128
docs: jsdoc + travis auto build to gh-pages.
Merge pull request #127 from stephenplusplus/docs

docs: jsdoc + travis auto build to gh-pages.
docs: order steps to create account: fixes #138

*hat tip* @ryanseys
Adding pcostell to CONTRIBUTORS.
Adding pcostell to package.json contributors.
Merge pull request #143 from rakyll/contrib

Adding pcostell to CONTRIBUTORS
Merge pull request #131 from stephenplusplus/signed-urls

storage: support signed urls.
Releasing 0.4.0.
datastore: support deferred results. fixes #77.
Minimize setTimeout delays in tests