Convert to xml and do a MAJOR revision and expansion of the

sections (<directory>, <location>, etc) docs.

Further review by config-merging experts would be appreciated.

Reviewed by: Rich Bowen, Andre Malo


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@96522 13f79535-47bb-0310-9956-ffa450edef68