Handle allDocs limit parameter.

js/libs/jio/hateoasstorage.js

@@ -163,7 +163,8 @@
                             .expand({
               query: options.query,
               // XXX Force erp5 to return embedded document
-              select_list: options.select_list || ["title", "reference"]
+              select_list: options.select_list || ["title", "reference"],
+              limit: options.limit
             })
         });
       })