Changed .h ifdef/defines to use <NAME>_H format. --HG-- branch : HEAD

Relicensed dovecot-auth to MIT. --HG-- branch : HEAD

X68_64 CPU can do little-endian accesses itself. This patch updates ntlm-byteorder.h to reflect this fact. Patch by Andrey Panin. --HG-- branch : HEAD

While casting const pointers to something else, the const was often unneededly dropped out in the middle of casts. --HG-- branch : HEAD

NTLM authentication. Patch by Andrey Panin --HG-- branch : HEAD