Win32: Move call of mpm_service_install to rewrite_args hook but continue thru...

Win32: Move call of mpm_service_install to rewrite_args hook but continue thru post_config to check httpd.conf

git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/trunk@154319 13f79535-47bb-0310-9956-ffa450edef68