Various distrib things,

Applied patches for HP-UX compilation,
  Corrected (?) vetoing of tree expansion,
  Raised version.h to 2.1.10


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3932 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/generic/treectrl.cpp

@@ -963,7 +963,9 @@ void wxTreeCtrl::Expand(const wxTreeItemId& itemId)
   wxTreeEvent event( wxEVT_COMMAND_TREE_ITEM_EXPANDING, GetId() );
   event.m_item = item;
   event.SetEventObject( this );
-  if ( ProcessEvent( event ) && event.m_code )
+  
+//  if ( ProcessEvent( event ) && event.m_code )  TODO: Was this a typo ?
+  if ( ProcessEvent( event ) && !event.IsAllowed() )
   {
     // cancelled by program
     return;