QStringList JlCompress::extractFiles(QIODevice *ioDevice, QStringList files, QString dir)
{
    QuaZip zip(ioDevice);
    return extractFiles(zip, files, dir);
} 
QStringList JlCompress::extractFiles(QIODevice *ioDevice, QStringList files, QString dir)
{
    QuaZip zip(ioDevice);
    return extractFiles(zip, files, dir);
} 