Features

• aca72c1 update date format to include year (Rob McQueen)
• e038c95 New S3 Backend for using KMS Keys as S3 Encryption Method (#205) (Matthew Borden)

Meta

• e5ba522 doc: write ... -- value works (#211) (Nick Irvine)
• b55c871 pipeline: use circle contexts for publishing to github, packagecloud (#204) (Nick Irvine)
• ef82f35 meta: Exempt assigned/planned from stale (#203) (Nick Irvine)