GetS3ReleaseBucket returns bucket name for public releases (public read access, private write access).

GetS3UploadBucket returns bucket name for uploading log files (private read access, public write access).

GetVersionFromName return the version for the given name.

GetVersionPartsFromVersion converts the merged version number back into parts.

MakeS3SessionForDownloadWithBucket download from bucket.

MakeS3SessionForUploadWithBucket upload to bucket.

Helper encapsulates the s3 session state for interactive with our default S3 bucket with appropriate credentials.