Revert "Revert "SECURITY: Ensure oAuth authenticated email is the same as created user's email.""

This reverts commit 0e3def7d2b78053bb84cc432afc65228e66143aa.

spec/controllers/users_controller_spec.rb

@@ -611,6 +611,8 @@ describe UsersController do
           auth = session[:authentication] = {}
           auth[:authenticator_name] = 'twitter'
           auth[:extra_data] = twitter_auth
+          auth[:email_valid] = true
+          auth[:email] = @user.email
 
           post_user