Author: Jun Pataleta
MDL-77690 user: Add sr-only heading for the user profile page
http://git.moodle.org/gw?p=moodle.git;a=commit;h=415de4b23ee84f7c1ab3e69b5346dbd16673d84b
http://github.com/moodle/moodle/commit/415de4b23ee84f7c1ab3e69b5346dbd16673d84b
+ 4.1 en [userprofile,core_user]