Git is a distributed version control system.
Git is free software distributed under the GPL.
if you want to learn IT,you should learn English first.
Today, I should do more ,and speak less. I have forget how to work hard.
2016.1.26 ,搭建一个vps，手机刷机，一般玩一般学，我在摸索着前进。
Creating a new branck called dev,which is very important to good at git.
test using of git off x1 x2.
Creating a new branch is quick & simple.