specify a module alias for old dotted name of selection tool

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@30012 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5Form/__init__.py

@@ -178,3 +178,5 @@ ModuleSecurityInfo('Products.ERP5Form.Report').declarePublic('ReportSection',)
 import Selection
 allow_class(Selection)
 
+__module_aliases__ = ('Products.ERP5Form.SelectionTool', SelectionTool),
+