anchor.diff:      apt-get update &&\
   
   # Basic dev tools
  -    apt-get install -y sudo openssh-client git build-essential vim ctags man curl direnv &&\
  +    apt-get install -y sudo openssh-client git build-essential vim ctags man curl direnv software-properties-common &&\
   
   # Set up for pairing with wemux.
       apt-get install -y tmux &&\
  
positive.code:     ln -s /usr/local/share/wemux/wemux /usr/local/bin/wemux &&\
      cp /usr/local/share/wemux/wemux.conf.example /usr/local/etc/wemux.conf &&\
      echo "host_list=(dev)" >> /usr/local/etc/wemux.conf &&\
  
  # Install Homesick, through which zsh and vim configurations will be installed
      apt-get install -y ruby &&\
  
negative.code: 
  # Set up The Editor of the Gods
      homesick clone dpetersen/vimfiles &&\
      homesick symlink vimfiles &&\
      cd ~/.vim/bundle_storage/vimproc.vim && make &&\
  
  # Set up neovim
      mkdir ~/.config &&\
      ln -s ~/.vim ~/.config/nvim &&\
      ln -s ~/.vimrc ~/.config/nvim/init.vim
  
  # Expose SSH
  EXPOSE 22
  