Author: Luca Bösch
MDL-31443 backup: Title and cancel messages stating import and restore
http://git.moodle.org/gw?p=moodle.git;a=commit;h=ef57748905e819ef3729c27f294ba5cd11f53f90
http://github.com/moodle/moodle/commit/ef57748905e819ef3729c27f294ba5cd11f53f90
+ 3.5 en [confirmcancelrestore,core_backup]
+ 3.5 en [confirmcancelimport,core_backup]
+ 3.5 en [importrootsettings,core_backup]