Provide basic test runner and output pane

plugins/autotest/testtreeview.h

@@ -68,11 +68,15 @@ public slots:
 
 private slots:
     void onItemActivated(const QModelIndex &index);
+    void onRunAllTriggered();
+    void onRunSelectedTriggered();
+    void onSortClicked();
 
 private:
     TestTreeModel *m_model;
     TestTreeView *m_view;
     QToolButton *m_sort;
+    bool m_sortAlphabetically;
 
 };