[Profile Emails] Sync personal details change of User email to be the new primary Profile email for communications
Our current email setup is confusing for users who expect to receive email to their newly changed address after having updated it through the "change personal details" form.
This issue aims to directly add new addresses changed via this form as the new primary address of the user's Profile.
Added by Sergio: An email to verify the new address should be sent, and the change implemented only after verification