0.92	Replaced system memory functions with Perl macros.
	Implemented krb_get_pw_in_tkt for password authentication.
	Better sample code, including both client and server scripts.
	Cleaned up some code to make compilation somewhat quieter.

0.91	Implemented sendauth and recvauth.  Fixed a bug in mk_priv and
	rd_priv where empty strings weren't being encrypted/decrypted
	correctly.  Cleaned up some of the code.

0.9	Added object oriented interface.  Beta version released.
