Fetched from Willshouse Techblog with more
effort than necessary, since they don't seem to
have a simple JSON endpoint.
Thanks to them, but they should add an endpoint.
Hosted data on GitHub static pages.
There is currently no automated updating and
I'm not even sure how problematic it would be,
considering the usage of the WebView.
I added a UTC timestamp so
you know how old the data is.