http://hico-horiuchi.hateblo.jp/entry/20121030/1351608307 http://qiita.com/wnoguchi/items/f7358a227dfe2640cce3
$ git config --global user.name "Here is your name"
$ git config --global user.email "[email protected]"
$ git config --global core.editor 'emacs -nw'