Adds a simple configuration interface to the admin area for Mailchimp and syncs store customers with a chosen Mailchimp list.
Pick your chosen branch and add it to your Spree store's gemfile:
gem 'spree_mailchimp', git: 'staffordlong/spree_mailchimp', branch: '3-1-stable'
Run bundle install:
bundle install
Copy migrations:
bundle exec rake spree_mailchimp:install:migrations
Run migrations:
bundle exec rake db:migrate