https://www.pivotaltracker.com/story/show/71189980

Remove property forceLowerCasePrefix from configuration.
This property belonged to the org.springframework.security.authentication.encoding.LdapShaPasswordEncoder bean that is no longer used given its limited password encoding options.
This bean is replaced by the org.cloudfoundry.identity.uaa.login.ldap.DynamicPasswordComparator

Delivers [#71189980]