Contributed By: Evgeny Barsukov
Reviewed By: covener, humbedooh, rjung

Merge r1447426 from trunk:

Unbreak default case of RewriteBase not being set after r1410681

Contributed By: Evgeny Barsukov
Reviewed By: covener



git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.4.x@1447448 13f79535-47bb-0310-9956-ffa450edef68