krb5_decode_test.c (main): Add tests for decode_krb5_{etype_info,alt_method}

krb5_decode_test.c (main): Add tests for decode_krb5_{etype_info,alt_method}

krb5_encode_test.c (main): Add tests for encode_krb5_{etype_info,alt_method}

ktest_equal.c (ktest_equal_krb5_alt_method,
	ktest_equal_krb5_etype_info_entry,
	ktest_equal_krb5_etype_info) New functions to test
	{encode,decode}_krb5_{etype_info,alt_method}.

ktest.c (ktest_make_sample_etype_info_entry,
	ktest_make_sample_etype_info,
	ktest_make_sample_alt_method,
	ktest_destroy_etype_info_entry, ktest_destroy_etype_info):
	New functions to test {encode,decode}_krb5_{etype_info,alt_method}.

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@6607 dc483132-0cff-0310-8789-dd5450dbe970