iTerm 完美設定
http://oomusou.io/osx/iterm2-setup/ http://taian.su/2013-06-06-custom-your-cli-on-osx/ http://courses.growthschool.com/courses/path-to-rails-developer/lectures/744466 http://icarus4.logdown.com/posts/177661-from-bash-to-zsh-setup-tips