Author: Andrew Davis (andyjdavis)
MDL-28725 wiki: added missing string AMOS BEGIN  CPY [invalidsection,core_admin],[invalidsection,mod_wiki] AMOS END
http://git.moodle.org/gw?p=moodle.git;a=commit;h=667ffef155fb42881f2f440c77a0b03d75f68608
http://github.com/moodle/moodle/commit/667ffef155fb42881f2f440c77a0b03d75f68608
+  2.1 en [invalidsection,mod_wiki]