updating the HTTP metadata provider pages

[Tom Scavo]

On Sat, Apr 28, 2018 at 11:27 AM, Rod Widdowson
<rdw at steadingsoftware.com> wrote:
>
> I haven't gone through the details of the attributes and elements - because it’s a new page it's hard to do this.  Have you changed
> stuff in there?

Nope. I copied the content from HTTPMetadataProviders and then removed
all references to the HTTPMetadataProvider type.

Thanks for looking.

Tom