Author: Andrew Nicols
MDL-67544 mod_forum: Add missing label for discussion move
http://git.moodle.org/gw?p=moodle.git;a=commit;h=709e07dd581812d5f4d6d540fbd89b505036829c
http://github.com/moodle/moodle/commit/709e07dd581812d5f4d6d540fbd89b505036829c
+ 3.7 en [movethisdiscussionlabel,mod_forum]