[
  {
    "category": "``aws emr``", 
    "description": "Adds support for Amazon S3 client-side encryption in Amazon EMR and setting configuration values for several variables in the ``create-cluster`` and ``ssh`` commands. Also, the ``create-default-roles`` command will now auto-populate the Service Role and Instance Profile variables in the configuration file with the default roles after they are created.", 
    "type": "feature"
  }
]
