Method readJson

tests/MojangVersionFormat_test.cpp:10–17

    Q_OBJECT

    static QJsonDocument readJson(const QString path)
    {
        QFile jsonFile(path);
        jsonFile.open(QIODevice::ReadOnly);
        auto data = jsonFile.readAll();
        jsonFile.close();
        return QJsonDocument::fromJson(data);
    }
    static void writeJson(const char *file, QJsonDocument doc)
    {
        QFile jsonFile(file);