Author: Andrew Nicols
MDL-44626 repository: Correct error message when uploading large files
http://git.moodle.org/gw?p=moodle.git;a=commit;h=658a922fa69c2a090dc077af066dfc3c271d1c20
http://github.com/moodle/moodle/commit/658a922fa69c2a090dc077af066dfc3c271d1c20
+ 3.1 en [errorpostmaxsize,core_repository]