Repo for cbook app
Ruby 1.9.2 Application is run using 'rackup Config.ru' or 'ruby app.rb'
URL request from browser (http://cbook...com/:a/:b/:c) | --> [web server ('Thin')] => [Rack] => app.rb | --> routes/init.rb => {login.rb, main.rb...} \<= [Sinatra]