{
    "name": "kissmetrics/KISSmetrics",
    "description": "KISSmetrics API - PHP, Python",
    "autoload": {
        "classmap": ["km.php"]
    }
}

{
    "name": "kissmetrics/kissmetrics",
    "description": "KISSmetrics API - PHP, Python",
    "autoload": {
        "classmap": ["km.php"]
    }
}

Make Composer package importable into Packagist
Make Composer package importable into Packagist