Starting with txindex option produces a bug continually printing "y".

```
sudo apt-add-repository ppa:bitcoin/bitcoin
sudo apt-get update
bitcoind -daemon -txindex=1 -server=1 &
root@btc:~# Bitcoin server starting
: You need to rebuild the database using -reindex to change -txindex.

Do you want to rebuild the block database now?
yes
y
y
y
y
y
```

{
    if(!clientModel)
        return;
    HelpMessageDialog dlg(this, true);
    dlg.exec();
}
void BitcoinGUI::showDebugWindow()
{
    rpcConsole->showNormal();
    rpcConsole->show();
    rpcConsole->raise();
    rpcConsole->activateWindow();
}
void BitcoinGUI::showDebugWindowActivateConsole()
{
    rpcConsole->setTabFocus(RPCConsole::TAB_CONSOLE);
    showDebugWindow();
}
void BitcoinGUI::showHelpMessageClicked()
{
    helpMessageDialog->show();
}
#ifdef ENABLE_WALLET
void BitcoinGUI::openClicked()