message: Update README.md
  Force merging this ahead of dev conference.
  This action has been ack-ed by
diff: @@ -371,7 +371,7 @@ import { PayIdClient } from 'xpring-js'
  const payId = 'georgewashington$xpring.money'
  const payIdClient = new PayIdClient()
  -const allAddress = await payIdClient.allAddressesForPayId(payId)
  +const allAddresses = await payIdClient.allAddressesForPayId(payId)
  ```
  ### XrpPayIdClient
  