put indexes in pdf where they were planned.


git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1563888 13f79535-47bb-0310-9956-ffa450edef68
fix a few spelling errors

git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1563894 13f79535-47bb-0310-9956-ffa450edef68
improve pdf TOC output


git-svn-id: http://svn.apache.org/repos/asf/httpd/httpd/trunk@1563907 13f79535-47bb-0310-9956-ffa450edef68