oh_my_zsh zsh默认已经安装
cat /etc/shells 查看安装没有 (https://xiaozhou.net/learn-the-command-line-iterm-and-zsh-2017-06-23.html)
http://ohmyz.sh 官网 安装地址
https://github.com/robbyrussell/oh-my-zsh/wiki/Cheatsheet GitHub oh_my_zsh 常用命令
uninstall_oh_my_zsh 卸载
upgrade_oh_my_zsh 更新
https://github.com/robbyrussell/oh-my-zsh/wiki/themes 主题
vi ~/.zshrc
ZSH_THEME=robbyrussell 修改主题名字重启
原文：http://www.cnblogs.com/yeng/p/7772245.html