Author: Farhan Karmali
MDL-60811 enrol_self: Add bulk action for self enrollment on users page
http://git.moodle.org/gw?p=moodle.git;a=commit;h=ebaf979c94de3a4b0945485af4c076998e05f7dd
http://github.com/moodle/moodle/commit/ebaf979c94de3a4b0945485af4c076998e05f7dd
+ 3.5 en [confirmbulkdeleteenrolment,enrol_self]
+ 3.5 en [deleteselectedusers,enrol_self]
+ 3.5 en [editselectedusers,enrol_self]
+ 3.5 en [unenrolusers,enrol_self]