Removed deprecation from travel extension

extensions/fablabchemnitz_travel.py

@@ -99,7 +99,7 @@ class Travel(inkex.Effect):
         doc_h = self.svg.unittouu(svg.get('height'))
 
         # get selected items and validate
-        selected = svg.selection.paint_order()
+        selected = self.svg.get_z_selected()
 		
         if not selected:
             inkex.errormsg('Exactly two objects must be selected: a rect and a template. See "help" for details.')
@@ -265,4 +265,4 @@ class Travel(inkex.Effect):
                 attribs['d'] = str(Path(path))
                 obj_copy = etree.SubElement(group, obj.tag, attribs)
 
-Travel().run()
+Travel().run()