[
    {
        "type": "bugfix",
        "category": "apiVersion",
        "description": "Fixes an issue where some service clients would fail to instantiate if an older apiVersion was specified."
    },
    {
        "type": "feature",
        "category": "CloudFormation",
        "description": "Adds support for specifying an IAM service role for CloudFormation stack operations."
    }
]