Make sensible use of global analyzer settings

Project settings now have the option to use the global settings (on by
default), or custom ones.

Task-number: QTCREATORBUG-5445

Change-Id: I6602b53a6e7823150773e8461ef9db39b7546e98
Reviewed-on: http://codereview.qt.nokia.com/2163
Reviewed-by: Qt Sanity Bot <qt_sanity_bot@ovi.com>
Reviewed-by: hjk <qthjk@ovi.com>

src/plugins/valgrind/valgrindconfigwidget.h

@@ -68,6 +68,9 @@ public Q_SLOTS:
     void slotSuppressionsAdded(const QStringList &files);
     void slotSuppressionSelectionChanged();
 
+private slots:
+    void updateUi();
+
 private:
     ValgrindBaseSettings *m_settings;
     Ui::ValgrindConfigWidget *m_ui;