Author: Jun Pataleta
MDL-66477 mod_forum: Create the discussion settings drawer
http://git.moodle.org/gw?p=moodle.git;a=commit;h=959b996c50f0f5f37a34d0ddba7d85de1cf531ff
http://github.com/moodle/moodle/commit/959b996c50f0f5f37a34d0ddba7d85de1cf531ff
+ 3.8 en [togglesettingsdrawer,mod_forum]