how to install edge refinery cms for rails 3.1:
install rail 3.1
gem install rails
generate new app from refinerycms github repo
rails new app_name -m https://raw.github.com/resolve/refinerycms/master/templates/refinery/edge.rb
add seo_meta to Gemfile
gem 'seo_meta'
generate migrations
rake refinery_authentication:install:migrations && rake refinery_core:install:migrations && rake refinery_images:install:migrations && rake refinery_pages:install:migrations && rake refinery_resources:install:migrations && rake refinery_settings:install:migrations && rake seo_meta_engine:install:migrations
migrate database
rake db:migrate
start server
rails s