Notification of string changes

Author: Víctor Déniz
MDL-73900 recentlyaccesseditems: vertical display in blocks drawer


http://git.moodle.org/gw?p=moodle.git;a=commit;h=e5d207a518d235c765da41c9a02dee8de80a5b8c
http://github.com/moodle/moodle/commit/e5d207a518d235c765da41c9a02dee8de80a5b8c

+ 4.0 en [moreitems,block_recentlyaccesseditems]