Autodiscover case-sensitive

[Ralph Seichter]

* William Edwards:

> I'm not sure about docs, but it's what the Microsoft Remote
> Connectivity Analyzer looks for.

I just realised that I forgot to answer. I don't currently have an
Apache server available for testing, but the following should work:

  # Redirect a URI to an all-lowercase version of itself
  RewriteMap lc int:tolower
  RewriteRule "(.*)" "${lc:$1}" [R]

Source: https://httpd.apache.org/docs/2.4/rewrite/rewritemap.html

-Ralph