Run `brew cleanup` on update
Run `brew cleanup` on update

Uncomment this line of code to clean up old installed formulae. I
haven't had the need to keep old formulae lying around.

pmacom/dotfiles,SBoudrias/dotfiles,Stubby/dotfiles,senorflor/dotfiles,micahwood/linux-dotfiles,bronxct1/dotfiles,codfish/dotfiles,necolas/dotfiles,micahwood/linux-dotfiles,SiTaggart/dotfiles,marc0uk/dotfiles,jmyser/dotfiles,sdillingham/dotfiles,senorflor/linux-dotfiles,intiocean/dotfiles,seiryu9/dotfiles,Gastove/dotfiles,codfish/dotfiles,micahwood/linux-dotfiles,micahwood/linux-dotfiles,seiryu9/dotfiles,micahwood/linux-dotfiles,saclark/dotfiles,Stubby/dotfiles,bronxct1/dotfiles,pertoyra/dotfiles,lgaechter/dotfiles