Funny you mention it, I actually have this working! (http://i.imgur.com/8VBYDd4.png http://i.imgur.com/8VBYDd4.png) You can check out my dotfiles (https://gith

Funny you mention it, I actually have this working! (http://i.imgur.com/8VBYDd4.png http://i.imgur.com/8VBYDd4.png) You can check out my dotfiles (https://github.com/christianbundy/dotfiles https://github.com/christianbundy/dotfiles), but I'm pretty sure that the functionality came standard with one of my Zsh submodules, Prezto (https://github.com/sorin-ionescu/prezto https://github.com/sorin-ionescu/prezto).