Use wxVector<> for wxBookCtrlBase::m_pages array

Get rid of another macro-based array in favour of wxVector<>.

No real changes.

src/gtk1/notebook.cpp

@@ -660,7 +660,7 @@ bool wxNotebook::InsertPage( size_t position,
     else
         m_pagesData.Insert( position, nb_page );
 
-    m_pages.Insert(win, position);
+    m_pages.insert(m_pages.begin() + position, win);
 
     nb_page->m_box = gtk_hbox_new( FALSE, 1 );
     gtk_container_border_width( GTK_CONTAINER(nb_page->m_box), 2 );