some traductions\nadded init of cursor

mainwindow.cpp

@@ -43,6 +43,12 @@ MainWindow::MainWindow(QWidget *parent)
         ui->khistorycombobox->clear();
     }
 
+    // setting arrowcursor for treeWidget, listWidget and listDownload
+    ui->treeWidget->setCursor(Qt::ArrowCursor);
+    ui->listWidget->setCursor(Qt::ArrowCursor);
+    ui->listDownload->setCursor(Qt::ArrowCursor);
+
+    // Hiding progress bar
     ui->progressBar->hide();
 
     populateList();