Author: Paul Holden
MDL-83226 customfield: set backup/restore configuration defaults.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=ad201ba85aaf9e35ae612a857665f3a28ed3b52d
http://github.com/moodle/moodle/commit/ad201ba85aaf9e35ae612a857665f3a28ed3b52d
+ 4.4 en [configgeneralcustomfield,core_backup]
+ 4.4 en [configrestorecustomfield,core_backup]
+ 4.4 en [generalcustomfield,core_backup]