Author: Mihail Geshoski
MDL-65115 repository: Prevent unzipping if it will exceed allowed quota
http://git.moodle.org/gw?p=moodle.git;a=commit;h=9aa9e5f1e65bec99c5edc17cced7b7aafaaaff2b
http://github.com/moodle/moodle/commit/9aa9e5f1e65bec99c5edc17cced7b7aafaaaff2b
+ 3.5 en [cannotunzipcontentunreadable,core_repository]
+ 3.5 en [cannotunzipquotaexceeded,core_repository]