Author: David Mudrak
NOMDL Rewording text used for Hide/Show icon
Show icon from others is a bug, should be Show icon to others. But
because others can have the capability to view hidden sections anyway,
it was decided to keep just Hide/Show
http://git.moodle.org/gw?p=moodle.git;a=commit;h=0064dc90e35de977da2ecf1949a9fb256a14c986
http://github.com/moodle/moodle/commit/0064dc90e35de977da2ecf1949a9fb256a14c986
+ 2.0 en [hidetopicfromothers,core]
+ 2.0 en [hideweekfromothers,core]
+ 2.0 en [showtopicfromothers,core]
+ 2.0 en [showweekfromothers,core]