is no configure check for it anyway. I wonder how many pieces of code
we have now disabled in KDE4 because the configure check for it kicked
the bucket during the KDE4 porting.
svn path=/trunk/KDE/kdebase/apps/; revision=942026
keeping KPassivePopup as fallback in case the D-Bus invocation fails.
The invocation code is a heavily simplified version of dimsuz's code
in NotifyByPopup of KNotify, therefore his copyright instead of mine.
Ok to backport to 4.2, or rather not?
svn path=/trunk/KDE/kdebase/apps/; revision=913253