Includes stuff like
DiscourseEvent.on(:user_created)
and
Plugin::Filter.register(:after_build_web_hook_body) do |
and other basics like
register_seedfu_fixtures(Rails.root.join("plugins", "discourse-mailchimp-webhook", "db", "fixtures").to_s)
load File.expand_path('../serializers/mailchimp_serializer.rb', __FILE__)