Update submodules

M  .oh-my-zsh
M  .vim/bundle/html5
M  .vim/bundle/nginx.vim
M  .vim/bundle/simply-fold
M  .vim/bundle/vim-fugitive
M  .vim/bundle/vim-javascript

Automatically generated:
  source: .shell/funcs:update_submodules()
  time:   Mon Apr  3 17:37:45 BST 2017
  host:   dex.kodo.org.uk