[server/utils] catch ValueError from password verification
passlib can raise ValueError when it can't recognized a hash. Treat
that as a wrong password.
option_group_changed('port', 'main', 'web')
option_group_changed('query-log-file', 'main', 'web')
option_group_changed('profile', 'main', 'web')
option_group_changed('max-post-length', 'main', 'web')