Author: Marina Glancy
MDL-84142 enrol_self: use new template for the self enrolment widget
http://git.moodle.org/gw?p=moodle.git;a=commit;h=7c196005c7598648d34c0a4a5cf3dd53311ccf16
http://github.com/moodle/moodle/commit/7c196005c7598648d34c0a4a5cf3dd53311ccf16
+ 5.0 en [enrolkeyrequired,enrol_self]