Author: Jake Dallimore
MDL-61663 portfolio_boxnet: add privacy provider implementation
http://git.moodle.org/gw?p=moodle.git;a=commit;h=3b8e4fb5de4a0212849bf068d7834ad8e2856e90
http://github.com/moodle/moodle/commit/3b8e4fb5de4a0212849bf068d7834ad8e2856e90
+ 3.4 en [privacy:metadata,portfolio_boxnet]
+ 3.4 en [privacy:metadata:data,portfolio_boxnet]