here is the procedure to enable it: https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwn50399  

There is no such option to edit multiple rules in a single shot, as mentioned by Abheesh. We have the ENH below for the same: "https://bst.cloudapps.cisco.com/bugsearch/bug/CSCwe32569 "ENH: Add option to enable Syslog on all Access Control Policies r...