Add function to display ANSI terminal colors in emacs.  Useful for Ruby on Rails logs.
Add yasnippet, autocomplete and javascript modes.  Useful references: http://blog.deadpansincerity.com/2011/05/setting-up-emacs-as-a-javascript-editing-environment-for-fun-and-profit/ and http://truongtx.me/2014/02/23/set-up-javascript-development-environment-in-emacs/
Dont stty -ixon because it messes up capistrano deploys