Fixed a deadlock problem when using threads

Incremented version number

Added some missing methods and such

Minor updates to a couple demos


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4146 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

utils/wxPython/demo/XMLtreeview.py

@@ -26,7 +26,8 @@ else:
 
         # Define a handler for start element events
         def StartElement(self, name, attrs ):
-            self.nodeStack.append(self.AppendItem(self.nodeStack[-1], name))
+            id = self.AppendItem(self.nodeStack[-1], name)
+            self.nodeStack.append(id)
 
         def EndElement(self,  name ):
             self.nodeStack = self.nodeStack[:-1]