1.This is a readme file! 2.Add something: git is a free software. 3.I am Devel Duan. 4.Nothing interesting. 5.Git have a index called stage. 6.stage stage stage!!! 7.I created a new branch named dev. 8.Git is interesting. 9.Conflict test -- edited by master&conflict_test. 10.Branch manage test -- by dev. 11.bug? Bug and stash. -- by master & dev.