Author: Juan Leyva
MDL-68406 tool_mobile: Allow users to log-out from the app
In this commit, we also reorganised how the Mobile box is displayed in the user profile.
We are allowing now site admins to see the user last access time.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=328396c0d5d451f8f1ea028448e502383f59ad41
http://github.com/moodle/moodle/commit/328396c0d5d451f8f1ea028448e502383f59ad41
+ 4.0 en [logoutconfirmation,tool_mobile]