Merge branch 'pr/1904'

free-programming-books-zh.md

@@ -384,6 +384,7 @@
 * [Go 入门指南](https://github.com/Unknwon/the-way-to-go_ZH_CN) (《The Way to Go》中文版)
 * [Go 官方文档翻译](https://github.com/golang-china/golangdoc.translations)
 * [Go 指南](http://go-tour-zh.appsp0t.com) (《A Tour of Go》中文版)
+* [Go 简易教程](https://github.com/songleo/the-little-go-book_ZH_CN) (《[The Little Go Book](https://github.com/karlseguin/the-little-go-book)》中文版)
 * [Go 编程基础](https://github.com/Unknwon/go-fundamental-programming)
 * [Go 语言标准库](https://github.com/polaris1119/The-Golang-Standard-Library-by-Example)
 * [Go命令教程](https://github.com/hyper-carrot/go_command_tutorial)