added wxBookCtrl::ChangeSelection() which is the same as SetSelection() but doesn't send the page change events (second part of patch 1553551)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@41738 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/palmos/notebook.cpp

@@ -194,6 +194,11 @@ int wxNotebook::SetSelection(size_t nPage)
     return 0;
 }
 
+int wxNotebook::ChangeSelection(size_t nPage)
+{
+    return 0;
+}
+
 bool wxNotebook::SetPageText(size_t nPage, const wxString& strText)
 {
     return false;