update deploy.rb rf: http://ihower.tw/rails3/deployment.html
Change the deploy_to
add gem ‘simple_form’ for rails form
use simple_form_for instead of form_for
set the stylesheets for simple_form
use simple_form_for instead of form_for in products
et the stylesheets for simple_form for products
Merge pull request #20 from hxx/simple-form

Simple form