handle side effects in the user notification
handle side effects in the user notification

(no username, no user)

Working on #360

wheldom01/privacyidea,jh23453/privacyidea,privacyidea/privacyidea,privacyidea/privacyidea,jalr/privacyidea,wheldom01/privacyidea,wheldom01/privacyidea,jalr/privacyidea,jalr/privacyidea,privacyidea/privacyidea,wheldom01/privacyidea,jalr/privacyidea,privacyidea/privacyidea,privacyidea/privacyidea,jh23453/privacyidea,wheldom01/privacyidea,jalr/privacyidea,jh23453/privacyidea,jalr/privacyidea,wheldom01/privacyidea,privacyidea/privacyidea,jh23453/privacyidea,jh23453/privacyidea,jh23453/privacyidea