Author: Wolfgang Hummel
MDL-74679 mod_forum: allows students to send Q&A forum post without dly
http://git.moodle.org/gw?p=moodle.git;a=commit;h=e892d0bf923719ade3e31a236e3b129cf2fac516
http://github.com/moodle/moodle/commit/e892d0bf923719ade3e31a236e3b129cf2fac516
+ 4.3 en [forum:canmailnow,mod_forum]