Merge branch 'develop' of http://git.huaperfect.com/without_auth/meibuyu-rpc into develop

src/Service/Interfaces/PurchaseNew/PurchaseReturnsServiceInterface.php

+<?php
+
+
+namespace Meibuyu\Rpc\Service\Interfaces\PurchaseNew;
+
+
+interface PurchaseReturnsServiceInterface
+{
+    /**
+     * 获取对应的退货列表
+     * @param array $filters
+     * @return array
+     */
+    public function getReturnsByFilter(array $filters = []): array;
+
+    /**
+     * 退货操作
+     * @param $params
+     * @return array
+     */
+    public function returnProducts($params): array;
+}
\ No newline at end of file