write a readme fiel:
explain git is a destributed sytem
add notes for reset function
add a notes for reset function
prepare the revert notes then begin
see if the middle changed was added
the expect result is the have the state explain
commit the understanding of the change
it should be true
Merge github.com:vincentsong1981/rubystart into 1
unkonw .DS_Store
Merge pull request #1 from vincentsong1981/1

1