[FIX] orm: early return within ``_apply_ir_rules`` for superuser.

Save a few time by not not trying to apply ir.rule for superuser, that will
  anyway be skipped within ir.rule's ``_compute_domain`` method.

bzr revid: xal@openerp.com-20131210140330-oui4oy8pez12xkxv

openerp/osv/orm.py

@@ -4717,6 +4717,9 @@ class BaseModel(object):
 
            :param query: the current query object
         """
+        if uid == SUPERUSER_ID:
+            return
+
         def apply_rule(added_clause, added_params, added_tables, parent_model=None, child_object=None):
             """ :param string parent_model: string of the parent model
                 :param model child_object: model object, base of the rule application