configure (Timer::Action)

    # File lib/rbot/timer.rb, line 59
        def configure(opts = {}, &block)
          @period = opts[:period] if opts.include? :period
          @blocked = opts[:blocked] if opts.include? :blocked
          @repeat = opts[:repeat] if opts.include? :repeat

          if block_given?
            @block = block
          elsif opts[:code]
            @block = opts[:code]
          end

          raise 'huh?? blockless action?' unless @block
          if opts.include? :args
            @args = Array === opts[:args] ? opts[:args] : [opts[:args]]
          end

          if opts[:start] and (Time === opts[:start])
            self.next = opts[:start]
          else
            self.next = Time.now + (opts[:start] || @period)
          end
        end