Author: Sara Arjona
MDL-62852 policy: Display policy audience in the viewall.php page
http://git.moodle.org/gw?p=moodle.git;a=commit;h=783f2a8b8ef1ba78857e0561c29c3e7bc7052bab
http://github.com/moodle/moodle/commit/783f2a8b8ef1ba78857e0561c29c3e7bc7052bab
+ 3.5 en [listactivepolicies,tool_policy]