r:regex was not returning the last captured group, as we were one off on how...

r:regex was not returning the last captured group, as we were one off on how many captures to push to the table.

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@1445609 13f79535-47bb-0310-9956-ffa450edef68