Author: Damyon Wiese
MDL-58338 oauth2: Force email confirmation
New accounts and linking a login to an existing account MUST go through email verification.
We cannot trust the emails we get from oauth providers have been confirmed.
Part of MDL-58220
http://git.moodle.org/gw?p=moodle.git;a=commit;h=28b592d5a6957a4e9d0642f246da945ffa599f6e
http://github.com/moodle/moodle/commit/28b592d5a6957a4e9d0642f246da945ffa599f6e
+ 3.3 en [emailconfirmlink,auth_oauth2]
+ 3.3 en [emailconfirmlinksent,auth_oauth2]
+ 3.3 en [accountexists,auth_oauth2]
+ 3.3 en [confirmationpending,auth_oauth2]
+ 3.3 en [emailnotallowed,auth_oauth2]
+ 3.3 en [selfregistrationdisabled,auth_oauth2]
+ 3.3 en [confirmlinkedloginemail,auth_oauth2]
+ 3.3 en [confirmlinkedloginemailsubject,auth_oauth2]
+ 3.3 en [confirmaccountemail,auth_oauth2]
+ 3.3 en [confirmaccountemailsubject,auth_oauth2]