def block_option(key, lookup = true)
      if lookup
        block_options_queue.reverse.each do |options|
          value = options[key.to_s] || options[key.to_sym]
          return value if value
        end
        return nil
      end
      block_options[key]
    end
def block_option(key, lookup = true)
      if lookup
        block_options_queue.reverse.each do |options|
          value = options[key.to_s] || options[key.to_sym]
          return value if value
        end
        return nil
      end
      block_options[key]
    end
Block Options