Porting QT memory fixes

src/qt/peertablemodel.cpp

@@ -115,12 +115,12 @@ PeerTableModel::PeerTableModel(ClientModel *parent) :
     timer(0)
 {
     columns << tr("Node/Service") << tr("User Agent") << tr("Ping Time");
-    priv = new PeerTablePriv();
+    priv.reset(new PeerTablePriv());
     // default to unsorted
     priv->sortColumn = -1;
 
     // set up timer for auto refresh
-    timer = new QTimer();
+    timer = new QTimer(this);
     connect(timer, SIGNAL(timeout()), SLOT(refresh()));
     timer->setInterval(MODEL_UPDATE_DELAY);
 
@@ -128,6 +128,11 @@ PeerTableModel::PeerTableModel(ClientModel *parent) :
     refresh();
 }
 
+PeerTableModel::~PeerTableModel()
+{
+    // Intentionally left empty
+}
+
 void PeerTableModel::startAutoRefresh()
 {
     timer->start();