Zendesk single-signon integration with Xenforo

[Deepmartini]

I would like to request single-signon using Xenforo to log into Zendesk. Here is more information on their API:

http://www.zendesk.com/support/api/remote-authentication

Many people are looking for a helpdesk system and instead of coding one from scratch and re-inventing the wheel, why not use Zendesk? It's the most popular and feature rich one out there!