add this because we should

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@6410 d0543943-73ff-0310-b7d9-9358b9ac24b2

conf/autoload_configs/post_load_modules.conf.xml

+<configuration name="post_load_modules.conf" description="Modules">
+  <modules>
+  </modules>
+</configuration>