tweak readme

mis_builder/README.rst

@@ -71,8 +71,6 @@ Known issues / Roadmap
   * for multi-company consolidation, must we replace the consolidation chart
     of account by a list of companies?
 
-* Add 'Fiscal Year' period type.
-
 * Allow selecting accounts by type. This is currently possible by expressing
   a query such as balp[][('account_id.user_type.code', '=', ...)]. This will work
   but would be more efficient if one could write balp[user_type=...], as it would