Merge branch 'release/4.4' of http://git.dev.yoho.cn/web/yohobuywap into release/4.4

@@ -48,7 +48,9 @@ class DetailController extends AbstractAction
         if (isset($data['goodsName'])) {
             $this->setTitle($data['goodsName']);
         }
-        $this->setNavHeader('商品详情');
+        if (!$this->isApp()){
+            $this->setNavHeader('商品详情');
+        }
         // 渲染模板
         $this->_view->display('index', $data);
     }