
The bitslice implemetation is based on the great FFdecsa package, (c)
2003-2004 by fatih89r. It has been rewritten by Alexandre Becoulet for
flexibility, portability and encryption capabilities.

The single packet implementation has been originally written by
Alexandre Becoulet <alexandre.becoulet@free.fr>.

PowerPC Altivec support by Nicolas Pouillon <nipo@ssji.net>.

Key schedule optimization by Erik Tews <e_tews at cdc.informatik.tu-darmstadt.de>

