Publish build artifacts to S3.
Correctly list files in the public directory.
Another attempt at artifact upload.
Try deploying instead of publishing artifacts.
Authorize branches for deployment, maybe.
Try specifying the endpoint maybe?
Deploy to a more sensible location.
After all that, let's just disable deployment for now.
Merge pull request #447 from NICTA/buildArtifacts

Commented-out Travis settings to deploy to S3