Added wxTreeCtrl::GetItemParent to deprecate GetParent.

Moved GetParent into WX_COMPAT_2_2 and exposed base GetParent in
that case too.

Replaced all lib/sample uses of wxTC::GetParent with GetItemParent.

Updated docs to suit.


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/branches/WX_2_4_BRANCH@18448 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

samples/treectrl/treetest.h

@@ -112,7 +112,7 @@ protected:
     bool IsTestItem(const wxTreeItemId& item)
     {
         // the test item is the first child folder
-        return GetParent(item) == GetRootItem() && !GetPrevSibling(item);
+        return GetItemParent(item) == GetRootItem() && !GetPrevSibling(item);
     }
 
 private: