Author: Stevani Andolo
MDL-73964 core: Update support site/email usage to use supportemail
This ensures the correct link is provided (and not email address
itself), and honours the supportavailability setting.
http://git.moodle.org/gw?p=moodle.git;a=commit;h=e4da62b5f11d34e423690e6cd7a0af8c13f59ec0
http://github.com/moodle/moodle/commit/e4da62b5f11d34e423690e6cd7a0af8c13f59ec0
+ 4.1 en [nopermissiontoagreedocscontact,tool_policy]