Auto-fu installation instructions

.zshrc

# npm/make/brew autocompletions are super slow. Disable them so that auto-fu's
# completion doesn't trigger for these
noopt() {}
compdef noopt npm
compdef noopt make
compdef noopt brew

# Fork with cleaned-up readme:
# https://github.com/HerringtonDarkholme/auto-fu.zsh

# make sure history-substring-match is disabled (crashes window with auto-fu).
# auto-fu master currently unstable. Use the `pu` branch instead

# git clone https://github.com/HerringtonDarkholme/auto-fu.zsh ~/.auto-fu
# cd ~/.auto-fu
# git checkout pu

if [ -f ~/.auto-fu/auto-fu.zsh ]; then
    source ~/.auto-fu/auto-fu.zsh
    function zle-line-init () {
        auto-fu-init
    }
    zle -N zle-line-init
    zstyle ':completion:*' completer _oldlist _complete
fi
zstyle ':auto-fu:var' postdisplay $''