Author: Marina Glancy
MDL-61424 admin: reset registration if token is rejected
http://git.moodle.org/gw?p=moodle.git;a=commit;h=9991670ff9205c002d243c0ea46dae4f0062297c
http://github.com/moodle/moodle/commit/9991670ff9205c002d243c0ea46dae4f0062297c
+ 3.6 en [errorwstokenreset,core_hub]
+ 3.6 en [unregisterexplained,core_hub]