Disable the SHA-3 Hash function: QCryptographicHash doesn't need it

QCryptographicHash will do the full Init/Update/Final calls, so we
don't need the Hash function. Disable it from the compilation to avoid
a warning about a function defined but not used.

Change-Id: Ib48ae4a7be91089fdcffa00851b786816b798cd9
Reviewed-by: Richard J. Moore <rich@kde.org>
Deprecate QSqlError setters.

The constructor is sufficient, since it has a parameter for each member variable.
Even the drivers, which were mentioned in the class description don't use them.

Change-Id: Ie8ba0467c7dc1928c539b4b19db8cc2ea0f44ea0
Reviewed-by: Andy Shaw <andy.shaw@digia.com>
Reviewed-by: Mark Brand <mabrand@mabrand.nl>
QPA: fix memory leak in qwindowsysteminterface.h

Just removing the event from QList will not delete it...

Change-Id: I3c4bb69a2afaada7ad4d5695eba0b3f29e9463ec
Reviewed-by: Friedemann Kleint <Friedemann.Kleint@digia.com>
Reviewed-by: Konstantin Ritt <ritt.ks@gmail.com>