To sync vimrc and vim plugins by github.
windows: http://www.cnblogs.com/crazyhack/archive/2012/05/16/2503622.html
- git clone https://github.com/clar/dotvim.git "C:\Program Files\Vim\vimfiles"
- fsutil hardlink create "C:\Program Files\Vim\_vimrc" "C:\Program Files\Vim\vimfiles\_vimrc"
- cd "C:\Program Files\vim\vimfiles"
- git submodule init
- git submodule update ( git submodule update --init )