Added SourceProjectMovementGroup (is used by erp5_project)

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@10332 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/MovementGroup.py

@@ -1063,3 +1063,8 @@ class DestinationMovementGroup(PropertyMovementGroup):
   _property = 'destination'
 allow_class(DestinationMovementGroup)
 
+class SourceProjectMovementGroup(PropertyMovementGroup):
+  """ Group movements that have the same source project ."""
+  _property = 'source_project'
+allow_class(SourceProjectMovementGroup)
+