1、更新tp5内核

2、修复后台文档模型创建的bug

application/common/model/Document.php

@@ -104,7 +104,7 @@ class Document extends \think\model\Merge{
 	}
 
 	public function del($map){
-		return $this->db()->where($map)->delete();
+		return $this->where($map)->delete();
 	}
 
 	public function detail($id){