Notification of string changes

Author: Jun Pataleta
MDL-62409 tool_dataprivacy: Properly validate data request creation
Creating data requests
* Add capability check when creating data requests for another user.
Ad-hoc task that processes pending data requests
* Check if the requesting user has the capability to create the data
request for another user. Reject otherwise.
Ad-hoc task that processes approved data requests
* Validate that the requester can receive the notification about the
data request processing results.
* Do not send the confirmation link to DPOs/admins


http://git.moodle.org/gw?p=moodle.git;a=commit;h=7bdb9d877d12a7e16e6c30a288f91678dde26eec
http://github.com/moodle/moodle/commit/7bdb9d877d12a7e16e6c30a288f91678dde26eec

+ 3.5 en [errornocapabilitytorequestforothers,tool_dataprivacy]