NOT to forget..
Create a new repository on the command line
$ touch README.md
$ git init
$ git add README.md
$ git commit -m "first commit"
$ git remote add origin https://github.com/shoheik/dotfiles.git
$ git push -u origin master
Push an existing repository from the command line
$ git remote add origin https://github.com/shoheik/dotfiles.git
$ git push -u origin master
obtain Submodule
$ git submodule init .vim/vundle.git/
$ git submodule update .vim/vundle.git/