Author: Luca Bösch
MDL-61251 admin: configenablerssfeedsdisabled2 string more correct.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=1477e62936025d469965fc8ee535a295cff2b56f
http://github.com/moodle/moodle/commit/1477e62936025d469965fc8ee535a295cff2b56f
+ 3.5 en [configenablerssfeedsdisabled2,core_admin]