Meta server: fix authentication context to properly setup ssl psk context, fix client state machine to pass authenticated name from authenticate op.
Kfsio lib: fix client context setup to create ssl spk context, used with kerberos authentication.
Kerberos 5 authentication with ssl psk transport is now working between meta server and the client.
Meta server: fix comment.
Meta server: more robust handling of authentication protocol error where out of order data received prior to authentication response goes on the "wire" completely.