Ensure it's abundently clear that these scripts may be bad news

with stupid-assed clients which contravine their prime directives,
such as content-type, or do not harm humans.

Flaws such as utf-7 decoding ensure that even txt->html transforms
are insufficient.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@692727 13f79535-47bb-0310-9956-ffa450edef68