center the empty extender label, otherwise the "no noticications and no

jobs" label, rare but that can still be seen while dragging can be drawn
over the shadow outside the borders

svn path=/trunk/KDE/kdelibs/; revision=901648

extender.cpp

@@ -497,6 +497,7 @@ void ExtenderPrivate::updateEmptyExtenderLabel()
                                      && !spacerWidget ) {
         //add the empty extender label.
         emptyExtenderLabel = new Label(q);
+        emptyExtenderLabel->setAlignment(Qt::AlignCenter);
         emptyExtenderLabel->setText(emptyExtenderMessage);
         emptyExtenderLabel->setMinimumSize(QSizeF(150, 64));
         emptyExtenderLabel->setPreferredSize(QSizeF(200, 64));