wxMenu::Insert() seems to work, bug in wxMenuBase::Insert() is corrected

(inserting an item at pos == GetCount() should be the same as appending and
not an error)


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4818 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

samples/menu/menu.cpp

@@ -460,6 +460,8 @@ void MyFrame::OnCheckMenuItem(wxCommandEvent& WXUNUSED(event))
 
 void MyFrame::OnUpdateCheckMenuItemUI(wxUpdateUIEvent& event)
 {
+    wxLogNull nolog;
+
     wxMenuItem *item = GetLastMenuItem();
 
     event.Enable(item && item->IsCheckable());