Add <Files> directive, and allow <Directory> and <Location> (and <Files>)

to use regex. Also fix <Location> "bug" and add regcomp() function.

Reviewed by: Randy Terbush, Brian Behlendorf


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/1.3.x@76659 13f79535-47bb-0310-9956-ffa450edef68