fix ProgressbarQt for Qt3 to Qt4

baselib/ProgressBarQt.cpp

@@ -45,7 +45,7 @@ ProgressBarQt::ProgressBarQt ( const std::string & _name, bool _useGraphics )
 
     progressdialog = new QProgressDialog ( "Process at work ...", "Cancel",
                                            0, 100 );
-    layout = new QGridLayout ( dialogwindow, 1, 1 );
+    layout = new QGridLayout ( dialogwindow );
     layout->addWidget ( progressdialog, 0, 0 );
     dialogwindow->setLayout ( layout );
   }