(krb5_build_authenticator): add a `usage' parameter to permit the generation of authenticators with different crypto usage
(krb5_build_authenticator): add a `usage' parameter to permit the
generation of authenticators with different crypto usage


git-svn-id: 193148810cf65385f3a195dbc9a8b504846da3a2@9168 ec53bebd-3082-4978-b11e-865c3cabbd6b

madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal