[openstreetmap/openstreetmap-website] Rework various warnings (#2711)

[Tom Hughes]

Merged #2711 into master.

-- 
You are receiving this because you are subscribed to this thread.
Reply to this email directly or view it on GitHub:
https://github.com/openstreetmap/openstreetmap-website/pull/2711#event-3550249925
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://lists.openstreetmap.org/pipermail/rails-dev/attachments/20200715/b51713d2/attachment.htm>