Author: Charles Fulton
MDL-19147 - forum - Removed single discussions from the pull down menu for moving posts to different forums.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=4921fb4c9f5bac446364078c893c55f5bb735dff
http://github.com/moodle/moodle/commit/4921fb4c9f5bac446364078c893c55f5bb735dff
+ 2.2 en [cannotmovetosingleforum,mod_forum]