0.15.2

• A newly introduced bug in 0.15.1 in check_output and check_status core API fixed
• Now core API info(jobid) can be used to get information from dynamoDB for a given job ID (CLI not available yet). The following information is available.
  • exec_name
  • exec_arn
  • step function name
  • instance_id (only available after instance is launched)
  • log_bucket