git status/diff命令中怎样以彩色显示改动状态
https://jingyan.baidu.com/article/bad08e1e867c8309c85121f9.html
Git教程
https://www.liaoxuefeng.com/wiki/0013739516305929606dd18361248578c67b8067c8c017b000
http://blog.jobbole.com/25775/
原文：http://www.cnblogs.com/gotodsp/p/7956445.html