From 3d64a8e5e639c6834b11ee3cbaa027fb5f81fc47 Mon Sep 17 00:00:00 2001
From: Jie Liang <lj925184928@gmail.com>
Date: Mon, 15 Jul 2019 06:35:00 -0500
Subject: [PATCH] trigger gitbook building

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index 612891b9..69f8a73a 100755
--- a/README.md
+++ b/README.md
@@ -17,6 +17,7 @@
 - 更新到 Swift 4.1，2018-04-12，感谢 [@Mylittleswift](https://github.com/Mylittleswift)
 - 更新到 Swift 3.0，2016-09-23
 
+
 # 贡献力量
 
 如果想做出贡献的话，你可以：