removed submodule "bundle/webapi-vim" (url: https://github.com/mattn/webapi-vim.git)
removed submodule "bundle/vimroom" (url: https://github.com/mikewest/vimroom)
removed submodule "bundle/json" (url: https://github.com/vim-scripts/JSON.vim)
removed submodule "bundle/syntastic" (url: https://github.com/scrooloose/syntastic.git)
removed submodule "bundle/tagbar" (url: https://github.com/majutsushi/tagbar.git)
Updated readme