inspect (Irc::UserMessage)

    # File lib/rbot/message.rb, line 270
        def inspect
          fields = ' plugin=' << plugin.inspect
          fields << ' params=' << params.inspect
          fields << ' channel=' << channel.to_s if channel
          fields << ' (reply to ' << replyto.to_s << ')'
          if self.private?
            fields << ' (private)'
          else
            fields << ' (public)'
          end
          if self.action?
            fields << ' (action)'
          elsif ctcp
            fields << ' (CTCP ' << ctcp << ')'
          end
          super(fields)
        end