Author: Frédéric Massart
MDL-62214 tool_messageinbound: Implement privacy API
http://git.moodle.org/gw?p=moodle.git;a=commit;h=53f5e8a3213a3ab1dec02c79be10038e6d82b690
http://github.com/moodle/moodle/commit/53f5e8a3213a3ab1dec02c79be10038e6d82b690
+ 3.3 en [privacy:metadata:coreuserkey,tool_messageinbound]
+ 3.3 en [privacy:metadata:messagelist,tool_messageinbound]
+ 3.3 en [privacy:metadata:messagelist:address,tool_messageinbound]
+ 3.3 en [privacy:metadata:messagelist:messageid,tool_messageinbound]
+ 3.3 en [privacy:metadata:messagelist:timecreated,tool_messageinbound]
+ 3.3 en [privacy:metadata:messagelist:userid,tool_messageinbound]