Ensure clause concatination works with tuple vs list

(transplanted from 3afd52ed80da5bee8d31ba1659b0849206d7070e)

move.py

@@ -158,8 +158,8 @@ class Move(ModelSQL, ModelView):
 
     def search_rec_name(self, cursor, user, name, clause, context=None):
         ids = self.search(cursor, user, ['OR',
-            ('reference',) + clause[1:],
-            (self._rec_name,) + clause[1:],
+            ('reference',) + tuple(clause[1:]),
+            (self._rec_name,) + tuple(clause[1:]),
             ], context=context)
         return [('id', 'in', ids)]
 

tax.py

@@ -254,11 +254,11 @@ class Code(ModelSQL, ModelView):
         return res
 
     def search_rec_name(self, cursor, user, name, clause, context=None):
-        ids = self.search(cursor, user, [('code',) + clause[1:]], limit=1,
+        ids = self.search(cursor, user, [('code',) + tuple(clause[1:])], limit=1,
                 order=[], context=context)
         if ids:
-            return [('code',) + clause[1:]]
-        return [('name',) + clause[1:]]
+            return [('code',) + tuple(clause[1:])]
+        return [('name',) + tuple(clause[1:])]
 
     def delete(self, cursor, user, ids, context=None):
         if isinstance(ids, (int, long)):