Unlock first column in peerlist too

I just copy pasted from trackerlist (tested ofc). No idea if it can be
done differently.

src/gui/properties/peerlistwidget.cpp

@@ -35,6 +35,9 @@
 #include <QMenu>
 #include <QClipboard>
 #include <QMessageBox>
+#ifdef QBT_USES_QT5
+#include <QTableView>
+#endif
 
 #include "base/net/reverseresolution.h"
 #include "base/bittorrent/torrenthandle.h"
@@ -113,6 +116,15 @@ PeerListWidget::PeerListWidget(PropertiesWidget *parent)
     connect(header(), SIGNAL(sectionClicked(int)), SLOT(handleSortColumnChanged(int)));
     handleSortColumnChanged(header()->sortIndicatorSection());
     m_copyHotkey = new QShortcut(QKeySequence(Qt::ControlModifier + Qt::Key_C), this, SLOT(copySelectedPeers()), 0, Qt::WidgetShortcut);
+	
+#ifdef QBT_USES_QT5
+    // This hack fixes reordering of first column with Qt5.
+    // https://github.com/qtproject/qtbase/commit/e0fc088c0c8bc61dbcaf5928b24986cd61a22777
+    QTableView unused;
+    unused.setVerticalHeader(this->header());
+    this->header()->setParent(this);
+    unused.setVerticalHeader(new QHeaderView(Qt::Horizontal));
+#endif
 }
 
 PeerListWidget::~PeerListWidget()