Rpm packaging fix:

- Updated the apr and apr-util dependencies to require at least v0.9.7
- Stop trying to remove *.xml doc files, the httpd build does that already.


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.0.x@312864 13f79535-47bb-0310-9956-ffa450edef68