run (Merb::Orms::DataMapper::Associations)

    # File lib/merb_datamapper.rb, line 40
        def self.run
          Merb.logger.verbose! 'Merb::Orms::DataMapper::Associations block'

          # make sure all relationships are initialized after loading
          descendants = DataMapper::Resource.descendants.dup
          descendants.dup.each do |model|
            descendants.merge(model.descendants) if model.respond_to?(:descendants)
          end
          descendants.each do |model|
            model.relationships.each_value { |r| r.child_key }
          end

          Merb.logger.verbose! 'Merb::Orms::DataMapper::Associations complete'
        end