Author: Frederic Massart
MDL-33766 files: Support for userquota/size limit in draft areas
http://git.moodle.org/gw?p=moodle.git;a=commit;h=21e3ea77a331930939762f11860b49a915a3959c
http://github.com/moodle/moodle/commit/21e3ea77a331930939762f11860b49a915a3959c
+ 2.4 en [maxareabytes,core_error]
+ 2.4 en [maxsizeandattachmentsandareasize,core]
+ 2.4 en [maxsizeandareasize,core]