docs: function send(to, done) {
      if (to.constructor !== Array) to = [to]
  
      var sent = []
      var cb = !done ? null : ((e,r) => {
        sent.push(e||r)
        if (sent.length == to.length)
          done(null, to.length == 1 ? sent[0] : sent)
      })
  
      for (var user of to) {
        var msg = opts.raw ||
                  Composer.render(Object.assign({to:user},opts))
        dispatch.toUser(user, msg, opts, cb)
      }
    }