added bootstrap_helper
udated bootstrap-sass and promoted sass-rails to global
demoted sass-rails back to grou:assets and modified production.rb to turn on asset serving
added rails_log_stdout and rails3_serve_static_assets to Gemfile
added //= require bootstrap to application.js
added bootstrap_and_overrides.css.scss
created precompiled assets 'RAILS_ENV=production bundle exec rake assets:precompile'
Changed bootstrap_sass back to 2.0.0