Better explain what this patch is about. It refers
to:

  *) Correctly initialize mod_proxy workers, which use a
     combination of local and shared datasets. Adjust logging
     to better trace usage. PR 38403.

The current impl is broken...


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.2.x@390681 13f79535-47bb-0310-9956-ffa450edef68