Author: Mark Nelson
MDL-64093 core: added new 'messagingdefaultpressenter' setting
http://git.moodle.org/gw?p=moodle.git;a=commit;h=46014b8343078085f96088bdebb7fa64db2eeb9e
http://github.com/moodle/moodle/commit/46014b8343078085f96088bdebb7fa64db2eeb9e
+ 3.7 en [configmessagingdefaultpressenter,core_admin]
+ 3.7 en [messagingdefaultpressenter,core_admin]