Author: Mark Nelson
MDL-61920 ltiservice_toolproxy: implement privacy provider
http://git.moodle.org/gw?p=moodle.git;a=commit;h=4c65cc4464c40586d726804df103ded479746d98
http://github.com/moodle/moodle/commit/4c65cc4464c40586d726804df103ded479746d98
+ 3.3 en [privacy:metadata,ltiservice_toolproxy]