Shit vergessen zu Commiten!
Added checkBoxSymbol1 & checkBoxSymbol2
Remove lineEditSymbol1 & 2

Added if Name or Checkbox isEmpty/unchecked

Add:
    void setPlayerName(int, QString);
    QString getPlayerName(int pNumber);
    void setPlayerCheckBoxState(int, Qt::CheckState);
    Qt::CheckState getPlayerCheckBoxState(int);
    QString getPlayerCheckBoxStateString(int pNumber);

    QString playerName1;
    QString playerName2;
    Qt::CheckState playerCheckBoxState1;
    Qt::CheckState playerCheckBoxState2;