tls-psk-identity fix

Currently, the tls-psk-identity attribute is determined while the tls connection is established, but then discarded prior to packet decode. The attached patch makes the tls-psk-identity attribute available during request processing. This is important for implementing constraint enforcement policy in Moonshot. Kevin Wasserman Painless Security, LLC --- This email is free from viruses and malware because avast! Antivirus protection is active. http://www.avast.com