Do not use TradeOrder constraint into Packing List.

This Constraint do not work for packing lists because according to
the constraint the "lines" should be order movements and not delivery
movements. Update related Test.

bt5/erp5_configurator_standard/SkinTemplateItem/portal_skins/erp5_configurator_standard/BusinessConfiguration_displayDownload.xml

@@ -64,8 +64,7 @@ configuration_save.addConfigurationItem("Catalog Keyword Key Configurator Item",
 \n
 # Customize portal type information.\n
 # Include Constraints to some Simulation Objects\n
-# XXX (rafael) Why not Purchase Packing List?\n
-for portal_type in [\'Purchase Order\', \'Sale Order\',\'Sale Packing List\']:\n
+for portal_type in [\'Purchase Order\', \'Sale Order\']:\n
   configuration_save.addConfigurationItem("Portal Type Configurator Item",\n
                                         target_portal_type=portal_type,\n
                                         add_propertysheet_list=(\'TradeOrder\',))\n

bt5/erp5_configurator_standard/TestTemplateItem/testStandardConfigurationWorkflow.py

@@ -825,8 +825,6 @@ class StandardConfigurationMixin(TestLiveConfiguratorWorkflowMixin):
     inventory = portal.portal_types['Inventory']
     sale_packing_list = portal.portal_types['Sale Packing List']
     sale_packing_list_line = portal.portal_types['Sale Packing List Line']
-    self.assertEquals(True,
-                      'TradeOrder' in sale_packing_list.getTypePropertySheetList())
     self.assertEquals(True,
                       'TradeOrderLine' in sale_packing_list_line.getTypePropertySheetList())
     self.assertEquals(True,