Author: Marina Glancy
MDL-59495 lang_hub: deprecate all unused strings
http://git.moodle.org/gw?p=moodle.git;a=commit;h=53f80473164f4474ccb9412beeed2adf4560707f
http://github.com/moodle/moodle/commit/53f80473164f4474ccb9412beeed2adf4560707f
- 3.4 en [errorconnect,core_hub]