Installation

git clone https://github.com/wfriedl/dotfiles.git
sh dotfiles/bin/dotfiles_setup.sh

Upgrading vim plugins

sh dotfiles/bin/dotfiles_update.sh

Add vim pulgins to pathogen bundles

cd dotfiles
git submodule add https://github.com/path/to/module .vim/bundle/module

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References

http://vimcasts.org/episodes/synchronizing-plugins-with-git-submodules-and-pathogen/