http://www.themodestrubyist.com/2010/03/05/rails-3-plugins---part-2---writing-an-engine/
git clone
cd authlogic-connect-example
bundle install
rake db:migrate
rails server thin
heroku create --stack bamboo-ree-1.8.7 --remote bamboo my-app-name
git push bamboo master
heroku rake db:migrate