Installation:

  Unix:
    git clone https://github.com/eas/dotvim.git ~/.vim
    cd ~/.vim
    git submodule init
    git submodule update
    echo "runtime vimrc" > ~/.vimrc

  Windows:
    set HOME=%HOMEDRIVE%%HOMEPATH%
    git clone https://github.com/eas/dotvim.git "%HOME%\vimfiles"
    cd "%HOME%\vimfiles"
    git submodule init
    git submodule update
    echo "runtime vimrc" > "%HOME%\_vimrc"

Update:
  git submodule foreach git pull [origin master]