storage/fix: allow plain allDocs call

modules/core/storage/storage.js

@@ -671,7 +671,7 @@ define([
     // but we must set on spec directly, because query will only be
     // assigned in a defined case
     // TODO: not nice to hardquery for "allDocs" here, but... improve later
-    if (param.pointer === undefined && param.method === "allDocs") {
+    if (param.pointer === undefined && param.method === "allDocs" && spec.options !== undefined) {
       spec.options.limit = param.options.limit;
       spec.options.sort_on = param.options.sort_on;
       spec.options.select_list = param.options.select_list || spec.default_items;