Author: Sara Arjona
MDL-61952 gradeexport_xls: Implement privacy API
http://git.moodle.org/gw?p=moodle.git;a=commit;h=1e803c595a1476e8719cadd0ce908c5bae58adad
http://github.com/moodle/moodle/commit/1e803c595a1476e8719cadd0ce908c5bae58adad
+ 3.4 en [privacy:metadata,gradeexport_xls]