{
    "require": {
        "doctrine/collections": {
            "version": "1.6.8",
            "url": "https://github.com/doctrine/collections/archive/1.6.8.zip"
        },
        "simshaun/recurr": {
            "version": "v4.0.5",
            "url": "https://github.com/simshaun/recurr/archive/v4.0.5.zip"
        }
    }
}