Note: v0.3.3 is equivalent to 0.3 with the following specific change
- MM-682: Gytheio: S3 Content Handler - fix "exists" check (causing http connection pool timeout)
- MM-672: Gytheio: Target size not set for URL content reference handlers
- MM-662: Gytheio: S3 Content Handler now sets content length of the stream (on S3 put)