turn on rollover by default

git-svn-id: http://svn.freeswitch.org/svn/freeswitch/trunk@13940 d0543943-73ff-0310-b7d9-9358b9ac24b2

conf/autoload_configs/logfile.conf.xml

@@ -9,7 +9,7 @@
         <!-- File to log to -->
 	<!--<param name="logfile" value="/var/log/freeswitch.log"/>-->
         <!-- At this length in bytes rotate the log file (0 for never) -->
-        <!--<param name="rollover" value="10485760"/>-->
+        <param name="rollover" value="10485760"/>
       </settings>
       <mappings>
 	<!--