• Support ARG in FROM (#859)
• Handle authentication tokens returned from credential helpers (#1348)
• Migrate from joda-time to java.time (#1025)
  The handling of Y changes when the week straddle the new year (Stack Overflow)
• Fix JSON error when parsing tags (#1354)
• Add skipPush option to build image configuration (#1243)
• docker.container.<alias>.ip property is no longer set (#1242)
• Support squash in build options to squash newly built layers into a single layer (#785)
• Support for JIB mode(#1277)