added gap category for account, pcg is now deprecated.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@3163 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/PropertySheet/Account.py

@@ -39,4 +39,4 @@ class Account:
       'default'     : 0 },
  )
 
-  _categories = ( 'account_type', 'pcg', 'financial_section', )
+  _categories = ( 'account_type', 'gap', 'pcg', 'financial_section', )