Author: Ryan Wyllie
MDL-66770 mod_forum: rename modern display mode to nested v2
http://git.moodle.org/gw?p=moodle.git;a=commit;h=2602c7bfb55ba067490b8a705dc8376aef3c11ff
http://github.com/moodle/moodle/commit/2602c7bfb55ba067490b8a705dc8376aef3c11ff
+ 3.8 en [modenestedv2,mod_forum]
- 3.8 en [modemodern,mod_forum]