remove vim pathogen submodule
remove vim-rails submodule
remove vim-fugitive submodule
remove vim-surround submodule
remove vim-repeat submodule
remove vim-bundler submodule
remove vim-commentary submodule
remove vim-endwise submodule
remove vim-eunuch submodule
remove vim-markdown submodule
remove supertab submodule
remove nerdtree submodule
remove vim-autoclose submodule
remove vim-gobstones submodule
remove vim-nerdtree-tabs submodule
remove vim-octopress submodule
remove syntastic submodule
remove vim-ruby-refactoring submodule
remove vim-abolish submodule
remove tagbar submodule