bring speed back into KConfig

[Alexander Neundorf]

On Tuesday 15 April 2008, Dirk Mueller wrote:
> Hi,
>
> the "knotify4 eats cpu" bugreport seems to be highly popular, so the reason
> for that seems to be the incredible performance loss in KConfigIni  due to
> the "kconfig refactoring branch" being merged last autumn by Andreas
> Pakulat.
>
> The code now uses highlevel QByteArray operations and even worse QFile
> operations for operating on the .ini files. 

I.e. for parsing the ini-style rc files ?
Uh, this code was _really_ optimized before.

Alex