The goal of this enhancement is to support Kerberos cross-realm referrals in OpenJDK's client, according to RFC 6806 .
This enhancement includes support of:
* Canonicalize flag and NT-ENTERPRISE principals in AS requests
* Client referrals (AS requests)
* Server referrals (TGS requests)
* FAST - RFC 6806 Section 11
* Referrals cache
 - https://tools.ietf.org/html/rfc6806.html