Use wxVector<> for wxBookCtrlBase::m_pages array

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

No real changes.

src/qt/notebook.cpp

@@ -150,7 +150,7 @@ bool wxNotebook::InsertPage(size_t n, wxWindow *page, const wxString& text,
         m_qtTabWidget->insertTab( n, page->GetHandle(), wxQtConvertString( text ));
     }
 
-    m_pages.Insert(page, n);
+    m_pages.insert(m_pages.begin() + n, page);
     m_images.insert(m_images.begin() + n, imageId);
 
     // reenable firing qt signals as internal wx initialization was completed