Guard Livereload

apt-get install mpdcron
apt-get install libreadline-dev
apt-get install google-chrome-stable

Chrome Extension
http://download.livereload.com/2.0.8/LiveReload.crx

rvm install 1.9.3
rvm use 1.9.3 --default

gem install rails
gem install bundler
gem install em-websocket
gem install guard
gem install guard-livereload

rails new TEST
cd TEST
vim Gemfile 加入 gem 'guard' 和 gem 'rb-readline'
bundle exec guard init livereload
guard start

https://github.com/mockko/livereload/issues/91
http://feedback.livereload.com/knowledgebase/articles/86242-how-do-i-install-and-use-the-browser-extensions-
http://stackoverflow.com/questions/9340497/cannot-load-such-file-readline-loaderror-when-running-heroku-create-stack