add three book in -zh, including Git Java Shell sections (#3112)

free-programming-books-zh.md

@@ -222,6 +222,7 @@
 * [Mercurial 使用教程](https://www.mercurial-scm.org/wiki/ChineseTutorial)
 * [Pro Git](https://git-scm.com/book/zh/v2)
 * [Pro Git 中文版](https://www.gitbook.com/book/0532/progit/details) (整理在gitbook上)
+* [Pro Git 第二版 中文版](https://bingohuang.gitbooks.io/progit2/content) - Bingo Huang
 * [svn 手册](http://svnbook.red-bean.com/nightly/zh/index.html)
 * [学习 Git 分支](http://pcottle.github.io/learnGitBranching/) (点击右下角按钮可切换至简体及正体中文)
 * [沉浸式学 Git](http://igit.linuxtoy.org/index.html)
@@ -455,6 +456,7 @@
 * [H2 Database 教程](https://github.com/waylau/h2-database-doc)
 * [Java Servlet 3.1 规范](https://github.com/waylau/servlet-3.1-specification)
 * [Java 编码规范](https://github.com/waylau/java-code-conventions)
+* [Java 编程思想](https://java.quanke.name) - quanke
 * [Jersey 2.x 用户指南](https://github.com/waylau/Jersey-2.x-User-Guide)
 * [JSSE 参考指南](https://github.com/waylau/jsse-reference-guide)
 * [MyBatis中文文档](http://mybatis.github.io/mybatis-3/zh/index.html)
@@ -708,6 +710,7 @@
 
 * [shell-book](http://me.52fhy.com/shell-book/)
 * [Shell 编程基础](http://wiki.ubuntu.org.cn/Shell%E7%BC%96%E7%A8%8B%E5%9F%BA%E7%A1%80)
+* [Shell 编程范例](https://tinylab.gitbooks.io/shellbook/content) - 泰晓科技
 * [Shell 脚本编程30分钟入门](https://github.com/qinjx/30min_guides/blob/master/shell.md)
 * [The Linux Command Line 中文版](http://billie66.github.io/TLCL/book/)