Controller is now old-style class, please test

git-svn-id: https://svn.osgeo.org/grass/grass/trunk@40447 15284696-431f-4ddb-bdfa-cd5b030d7da7

scripts/v.krige/v.krige.py

@@ -147,7 +147,8 @@ rinterface = None
 
 #classes in alphabetical order. methods in logical order :)
 
-class Controller():
+# <2.5 class definition, without () - please test 
+class Controller:
     """ Executes analysis. For the moment, only with gstat functions."""
     
     def ImportMap(self, map, column):