[openstreetmap-website] The welcome page should mention relations (#881)

[vincentdephily]

Being aware of relations is a small but necessary step.

I don't have a working setup to prepare a PR, but I can hopefully skip that for a plain documentation change.

---
Reply to this email directly or view it on GitHub:
https://github.com/openstreetmap/openstreetmap-website/issues/881#issuecomment-71878849
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstreetmap.org/pipermail/rails-dev/attachments/20150128/7d541d16/attachment.html>