Merged revision(s) 594601 from perl/modperl/branches/threading:
For threaded MPMs, change interpreter managment to a new, reference-counted
allocation model.

Reviewed-by: gozer
Submitted-By: Torsten Foertsch <torsten.foertsch@gmx.net>
Message-Id: <200710232035.27943.torsten.foertsch@gmx.net>


........


git-svn-id: https://svn.apache.org/repos/asf/perl/modperl/branches/httpd24threading@1537504 13f79535-47bb-0310-9956-ffa450edef68