krb5_get_host_realm & krb5_free_host_realm in kfw

[Sam Hartman]

>>>>> "Jeffrey" == Jeffrey Altman <jaltman at columbia.edu> writes:

    Jeffrey> These are private functions which were removed from KfW
    Jeffrey> as of the API cleanup which occurred for KfW 2.2 BETA and
    Jeffrey> Krb5 1.2.8.

Yeah, although I'm wondering why we decided these were private.  I
can't find a good explanation.

It's too late for 1.3.1, but we may consider re-exporting for future
versions.